{"id":164085,"date":"2026-04-27T01:00:00","date_gmt":"2026-04-27T00:00:00","guid":{"rendered":"https:\/\/watchman.news\/2026\/04\/weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters\/"},"modified":"2026-04-27T05:20:56","modified_gmt":"2026-04-27T05:20:56","slug":"weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters","status":"publish","type":"post","link":"https:\/\/watchman.news\/sv\/2026\/04\/weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters\/","title":{"rendered":"Weekly Health Quiz: More Sleep May Curb Hunger, Protecting Your Prostate, and Why Vitamin B1 Matters"},"content":{"rendered":"<div class=\"quiz-panel\">\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">1 <\/span><span>How does regular physical activity improve mitochondrial function?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>By increasing glucose storage inside muscle cells over time<\/span><\/li>\n<li class=\"option-item\"><span>By slowing down energy production across all cells<\/span><\/li>\n<li class=\"option-item\"><span>By reducing the need for cellular repair processes<\/span><\/li>\n<li class=\"option-item correct\"><span>By building new mitochondria and clearing damaged ones<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Exercise promotes the formation of new mitochondria and activates mitophagy to clear out damaged ones, lowering excess free radicals. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/20\/small-lifestyle-improvements-extend-lifespan.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">2 <\/span><span>Which hormone increases hunger when sleep is lacking?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Melatonin<\/span><\/li>\n<li class=\"option-item\"><span>Dopamine<\/span><\/li>\n<li class=\"option-item\"><span>Serotonin<\/span><\/li>\n<li class=\"option-item correct\"><span>Ghrelin<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Sleep loss raises ghrelin, the hormone that stimulates hunger, increasing appetite and cravings for high-calorie and processed foods. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/21\/melatonin-sleep-deprivation-immune-dysregulation.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">3 <\/span><span>What nutrient plays a key role in shaping light-sensing cells in the eye?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>Vitamin A<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Vitamin A, specifically its derivative retinoic acid, helps guide the formation of cone cells, ensuring the retina develops the cells needed for clear, detailed vision. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/22\/vitamin-a-thyroid-hormone-good-eyesight.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Vitamin C<\/span><\/li>\n<li class=\"option-item\"><span>Calcium<\/span><\/li>\n<li class=\"option-item\"><span>Iron<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">4 <\/span><span>What vitamin deficiency is most strongly associated with this rare brain risk?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Vitamin C<\/span><\/li>\n<li class=\"option-item\"><span>Vitamin D<\/span><\/li>\n<li class=\"option-item correct\"><span>Vitamin B1<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>The condition is driven by low vitamin B1, which is essential for brain energy and normal nerve function. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/23\/glp1-depleting-vitamin-b1.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Vitamin K<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">5 <\/span><span>How do microplastics most commonly enter the human body?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Through direct injection into the bloodstream<\/span><\/li>\n<li class=\"option-item correct\"><span>Through food, water, air, and skin contact<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Microplastics enter the body through everyday exposures, including food, drinking water, air, and contact with products that shed plastic particles. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/24\/microplastics-prostate-tumor.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Only through contaminated medical devices<\/span><\/li>\n<li class=\"option-item\"><span>Only through industrial workplace exposure<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">6 <\/span><span>Sleeping fewer than how many hours is linked to overeating?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>Less than 7 hours<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Sleeping less than 7 hours is linked to higher odds of overeating and skipping meals, which can lead to stronger hunger later. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/25\/sleepless-nights-comfort-eating-overeating.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Less than 8 hours<\/span><\/li>\n<li class=\"option-item\"><span>Less than 6 hours<\/span><\/li>\n<li class=\"option-item\"><span>Less than 5 hours<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">7 <\/span><span>What is the core idea behind nature-aligned health?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Taking more medications<\/span><\/li>\n<li class=\"option-item\"><span>Following strict calorie limits<\/span><\/li>\n<li class=\"option-item\"><span>Avoiding all physical activity<\/span><\/li>\n<li class=\"option-item correct\"><span>Living in ways humans naturally evolved to live<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Nature-aligned health focuses on real food, movement, sleep, sunlight, and gut health \u2014 all based on how humans evolved. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/26\/nature-aligned-health.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p class=\"NLQuizscore\">\u00a0<\/p>\n<div class=\"quiz-panel-master-quiz\">\n<div class=\"master-quiz-heading\">\n<hr>\n<p class=\"test-knowledge\">Test Your Knowledge with<\/p>\n<h2 class=\"master-header\"><span>The Master Level Quiz<\/span><\/h2>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">1 <\/span><span>If a person lacks sufficient sleep, how much should time in bed be increased each week?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>5 minutes<\/span><\/li>\n<li class=\"option-item\"><span>10 minutes<\/span><\/li>\n<li class=\"option-item correct\"><span>15 minutes<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Gradually increasing time in bed by 5 to 15 minutes each week supports better sleep without overwhelming the body. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/20\/small-lifestyle-improvements-extend-lifespan.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>30 minutes<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">2 <\/span><span>What type of veins appear on the legs as bulging, blue or purple lines under the skin?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Arteries<\/span><\/li>\n<li class=\"option-item\"><span>Capillaries<\/span><\/li>\n<li class=\"option-item\"><span>Lymph vessels<\/span><\/li>\n<li class=\"option-item correct\"><span>Varicose veins<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Varicose veins are swollen, twisted blue or purple veins caused by weakened vein valves that allow blood to flow backward and pool. Over time, this can lead to clots, ulcers, and swelling. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/20\/varicose-veins-more-than-cosmetic-concern.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">3 <\/span><span>Which statement best describes sedentary time?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>Time spent sitting or lying down while awake<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Sedentary time refers to waking hours spent sitting or lying down. Prolonged, uninterrupted periods reduce muscle activity and impair blood sugar and fat metabolism. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/20\/small-lifestyle-improvements-extend-lifespan.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Time spent sleeping or resting overnight<\/span><\/li>\n<li class=\"option-item\"><span>Time spent doing light physical activity<\/span><\/li>\n<li class=\"option-item\"><span>Time spent exercising at very low intensity<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">4 <\/span><span>Which habit helps regulate the body\u2019s circadian rhythm?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Napping at different times each day<\/span><\/li>\n<li class=\"option-item\"><span>Staying awake later on weekends to reset the body clock<\/span><\/li>\n<li class=\"option-item correct\"><span>Going to bed and waking up at the same time<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>A consistent sleep schedule stabilizes circadian rhythms, helping regulate hormones that control appetite, metabolism, and energy balance. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/21\/melatonin-sleep-deprivation-immune-dysregulation.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Eating meals at random hours<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">5 <\/span><span>What is fat that accumulates in organs not designed to store it called?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>Ectopic fat<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Ectopic fat forms in organs like the liver, where fat is not meant to be stored. This disrupts metabolism and is linked to insulin resistance and inflammation. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/21\/hidden-fat-visceral-liver-bmi-heart-health.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Subcutaneous fat<\/span><\/li>\n<li class=\"option-item\"><span>Visceral fat<\/span><\/li>\n<li class=\"option-item\"><span>Brown fat<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">6 <\/span><span>Which stress response is triggered by uncontrolled anger?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Rest and digest response<\/span><\/li>\n<li class=\"option-item\"><span>Sleep-wake regulation cycle<\/span><\/li>\n<li class=\"option-item correct\"><span>Fight-or-flight response<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Uncontrolled anger activates the fight-or-flight response, raising heart rate, blood pressure, and stress hormones, which over time increases inflammation and disease risk. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/21\/anger-management-techniques.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Cooling and recovery response<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">7 <\/span><span>Which one of these does not support healthy eyesight?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Leafy greens and carrots<\/span><\/li>\n<li class=\"option-item correct\"><span>Artificial fruit-flavored gummies<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Whole foods rich in vitamin A and antioxidants support retinal health, while sugary processed foods lack key nutrients needed for healthy vision. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/22\/vitamin-a-thyroid-hormone-good-eyesight.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Grass fed dairy and egg yolks<\/span><\/li>\n<li class=\"option-item\"><span>Dried berries and citrus fruits<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">8 <\/span><span>Where is the pancreas located in the body?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>In front of the stomach<\/span><\/li>\n<li class=\"option-item\"><span>Above the liver<\/span><\/li>\n<li class=\"option-item\"><span>Below the intestines<\/span><\/li>\n<li class=\"option-item correct\"><span>Behind the stomach<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>The pancreas sits behind the stomach and plays a key role in digestion and blood sugar control. Pancreatic issues can develop without noticeable symptoms over time. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/22\/early-warning-signs-pancreatic-problems.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">9 <\/span><span>Which of the following is not a cause of frequent urination?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Urinary tract infections (UTIs)<\/span><\/li>\n<li class=\"option-item correct\"><span>Proper hydration and healthy lifestyle habits<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>UTIs, diabetes, and pregnancy can increase urination. Proper hydration supports normal function and is not a cause of excessive or frequent urination. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/22\/frequent-urination-underlying-health-conditions.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Diabetes-related blood sugar imbalance<\/span><\/li>\n<li class=\"option-item\"><span>Pregnancy-related hormonal changes<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">10 <\/span><span>Which is a common early warning sign of impaired brain function that should not be ignored?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Increased appetite<\/span><\/li>\n<li class=\"option-item correct\"><span>Confusion and dizziness<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Symptoms like confusion, dizziness, and trouble walking signal impaired brain function and may indicate developing neurological damage. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/23\/glp1-depleting-vitamin-b1.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Improved energy levels<\/span><\/li>\n<li class=\"option-item\"><span>Better sleep quality<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">11 <\/span><span>Which natural therapy is described as an \u201cumbrella remedy\u201d due to its wide range of effects?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Curcumin extract<\/span><\/li>\n<li class=\"option-item\"><span>Resveratrol from grapes<\/span><\/li>\n<li class=\"option-item correct\"><span>Dimethyl sulfoxide (DMSO)<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Dimethyl sulfoxide (DMSO) is called an \u201cumbrella remedy\u201d because it reduces inflammation, improves circulation, and helps deliver substances through the skin, supporting multiple therapeutic effects. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/23\/power-of-nutraceutical-dmso-combinations.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Coenzyme Q10 (CoQ10)<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">12 <\/span><span>How do plyometric exercises improve bone health?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>By triggering bone growth through osteogenic processes<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Plyometric exercises like jumping create impact forces that stimulate osteogenic activity, helping increase bone density and strengthen the hips and spine. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/23\/benefit-of-plyometric-exercises-for-adults.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>By reducing calcium levels in the bloodstream and depositing them in the bones<\/span><\/li>\n<li class=\"option-item\"><span>By limiting stress placed on the skeletal system<\/span><\/li>\n<li class=\"option-item\"><span>By slowing down bone cell activity over time to preserve mineral density<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">13 <\/span><span>Which of the following is not a common source of microplastics?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Synthetic clothing like polyester and nylon<\/span><\/li>\n<li class=\"option-item\"><span>Indoor air filled with plastic fibers<\/span><\/li>\n<li class=\"option-item\"><span>Washing synthetic fabrics frequently<\/span><\/li>\n<li class=\"option-item correct\"><span>Natural fabrics like cotton and wool<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Synthetic fabrics shed microplastic particles into the air and water, while natural materials like cotton and wool release far fewer synthetic fibers. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/24\/microplastics-prostate-tumor.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">14 <\/span><span>Which cells are responsible for building new bone?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Osteoclasts<\/span><\/li>\n<li class=\"option-item correct\"><span>Osteoblasts<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Osteoblasts are the cells that build new bone, while osteoclasts break down old bone. A healthy balance between the two is key for maintaining bone strength. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/24\/probiotics-fermented-dairy-osteoporosis.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Chondrocytes<\/span><\/li>\n<li class=\"option-item\"><span>Fibroblasts<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">15 <\/span><span>How many pairs of sinuses are located inside the human head?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>4<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Humans have four pairs of sinuses, totaling eight cavities, located in the forehead, between the eyes, behind the nose, and under the cheeks. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/24\/natural-ways-to-manage-sinusitis.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>2<\/span><\/li>\n<li class=\"option-item\"><span>6<\/span><\/li>\n<li class=\"option-item\"><span>8<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">16 <\/span><span>Poor sleep increases cravings for which type of food?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Fresh fruits<\/span><\/li>\n<li class=\"option-item\"><span>Whole grains<\/span><\/li>\n<li class=\"option-item correct\"><span>Fried foods<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Poor sleep shifts food choices toward fried and sugary foods, increasing how often these are eaten compared to people who sleep well. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/25\/sleepless-nights-comfort-eating-overeating.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Leafy vegetables<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">17 <\/span><span>How much ultraprocessed food is linked to a measurable rise in metabolic risk?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item correct\"><span>One serving per day<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Just one extra daily serving of ultraprocessed food is linked to a higher risk of obesity, increased abdominal fat, and a 12% rise in Type 2 diabetes risk. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/25\/ultraprocessed-foods-cardiovascular-deaths.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Two servings per day<\/span><\/li>\n<li class=\"option-item\"><span>Three servings per day<\/span><\/li>\n<li class=\"option-item\"><span>Four servings per day<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">18 <\/span><span>What type of radiation from computed tomography (CT) scans is linked to increased cancer risk?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Infrared radiation<\/span><\/li>\n<li class=\"option-item\"><span>Ultraviolet radiation<\/span><\/li>\n<li class=\"option-item\"><span>Microwave radiation<\/span><\/li>\n<li class=\"option-item correct\"><span>Ionizing radiation<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>CT scans use ionizing radiation to deliver about 70 times more exposure than a chest X-ray. This level can damage DNA and increase lifetime cancer risk with repeated scans. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/25\/ct-scan-cancer-risk.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">19 <\/span><span>What is a main driver of today&#8217;s chronic disease epidemic?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Chronic dehydration<\/span><\/li>\n<li class=\"option-item\"><span>Not getting enough sleep<\/span><\/li>\n<li class=\"option-item correct\"><span>Processed foods<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>About 90% of calories in the American diet come from processed foods, which are linked to inflammation, metabolic dysfunction, and chronic disease. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/26\/nature-aligned-health.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Sedentary lifestyle<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">20 <\/span><span>What is the name of the protective layer that coats the inside of blood vessels?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>Endothelium<\/span><\/li>\n<li class=\"option-item correct\"><span>Glycocalyx<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>The glycocalyx is a thin, protective layer that coats the inside of blood vessels, lining the endothelium. It helps prevent clotting and supports nitric oxide production to keep blood flowing smoothly. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/26\/root-cause-of-all-heart-disease.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>Myelin sheath<\/span><\/li>\n<li class=\"option-item\"><span>Collagen matrix<\/span><\/li>\n<\/ul>\n<\/div>\n<div class=\"quiz-item\">\n<p class=\"title\"><span class=\"number\">21 <\/span><span>Why is the ketogenic diet difficult to sustain long-term?<\/span><\/p>\n<ul class=\"options\">\n<li class=\"option-item\"><span>It eventually causes weight gain in most people<\/span><\/li>\n<li class=\"option-item correct\"><span>It can disrupt cellular energy production over time<\/span><br \/>\n<span class=\"explanation\"><\/p>\n<p>Long-term low-carb intake can disrupt mitochondrial energy flow, leading to reduced energy production, gut imbalance, and metabolic stress over time. <a href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/26\/the-hidden-key-to-boundless-energy.aspx\" target=\"_blank\">Learn more.<\/a><\/p>\n<p><\/span>\n<\/li>\n<li class=\"option-item\"><span>It completely stops fat metabolism after a few months<\/span><\/li>\n<li class=\"option-item\"><span>It eliminates all sources of protein, which your body always needs<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p class=\"NLQuizscore-master-quiz\">\u00a0<\/p>","protected":false},"excerpt":{"rendered":"<p>1 How does regular physical activity improve mitochondrial function?<\/p>\n<p>By increasing glucose storage inside muscle cells over time<br \/>\nBy slowing down energy production across all cells<br \/>\nBy reducing the need for cellular repair processes<br \/>\nBy building new mitochondria and clearing damaged ones<br \/>\nExercise promotes the formation of new mitochondria and activates mitophagy to clear out damaged ones, lowering excess free radicals. Learn more.<\/p>\n<p>2 Which hormone increases hunger when sleep is lacking?<\/p>\n<p>Melatonin<br \/>\nDopamine<br \/>\nSerotonin<br \/>\nGhrelin<br \/>\nSleep loss raises ghrelin, the hormone that stimulates hunger, increasing appetite and cravings for high-calorie and processed foods. Learn more.<\/p>\n<p>3 What nutrient plays a key role in shaping light-sensing cells in the eye?<\/p>\n<p>Vitamin A<br \/>\nVitamin A, specifically its derivative retinoic acid, helps guide the formation of cone cells, ensuring the retina develops the cells needed for clear, detailed vision. Learn more.<\/p>\n<p>Vitamin C<br \/>\nCalcium<br \/>\nIron<\/p>\n<p>4 What vitamin deficiency is most strongly associated with this rare brain risk?<\/p>\n<p>Vitamin C<br \/>\nVitamin D<br \/>\nVitamin B1<br \/>\nThe condition is driven by low vitamin B1, which is essential for brain energy and normal nerve function. Learn more.<\/p>\n<p>Vitamin K<\/p>\n<p>5 How do microplastics most commonly enter the human body?<\/p>\n<p>Through direct injection into the bloodstream<br \/>\nThrough food, water, air, and skin contact<br \/>\nMicroplastics enter the body through everyday exposures, including food, drinking water, air, and contact with products that shed plastic particles. Learn more.<\/p>\n<p>Only through contaminated medical devices<br \/>\nOnly through industrial workplace exposure<\/p>\n<p>6 Sleeping fewer than how many hours is linked to overeating?<\/p>\n<p>Less than 7 hours<br \/>\nSleeping less than 7 hours is linked to higher odds of overeating and skipping meals, which can lead to stronger hunger later. Learn more.<\/p>\n<p>Less than 8 hours<br \/>\nLess than 6 hours<br \/>\nLess than 5 hours<\/p>\n<p>7 What is the core idea behind nature-aligned health?<\/p>\n<p>Taking more medications<br \/>\nFollowing strict calorie limits<br \/>\nAvoiding all physical activity<br \/>\nLiving in ways humans naturally evolved to live<br \/>\nNature-aligned health focuses on real food, movement, sleep, sunlight, and gut health \u2014 all based on how humans evolved. Learn more.<\/p>\n<p>\u00a0<\/p>\n<p>Test Your Knowledge with<br \/>\nThe Master Level Quiz<\/p>\n<p>1 If a person lacks sufficient sleep, how much should time in bed be increased each week?<\/p>\n<p>5 minutes<br \/>\n10 minutes<br \/>\n15 minutes<br \/>\nGradually increasing time in bed by 5 to 15 minutes each week supports better sleep without overwhelming the body. Learn more.<\/p>\n<p>30 minutes<\/p>\n<p>2 What type of veins appear on the legs as bulging, blue or purple lines under the skin?<\/p>\n<p>Arteries<br \/>\nCapillaries<br \/>\nLymph vessels<br \/>\nVaricose veins<br \/>\nVaricose veins are swollen, twisted blue or purple veins caused by weakened vein valves that allow blood to flow backward and pool. Over time, this can lead to clots, ulcers, and swelling. Learn more.<\/p>\n<p>3 Which statement best describes sedentary time?<\/p>\n<p>Time spent sitting or lying down while awake<br \/>\nSedentary time refers to waking hours spent sitting or lying down. Prolonged, uninterrupted periods reduce muscle activity and impair blood sugar and fat metabolism. Learn more.<\/p>\n<p>Time spent sleeping or resting overnight<br \/>\nTime spent doing light physical activity<br \/>\nTime spent exercising at very low intensity<\/p>\n<p>4 Which habit helps regulate the body\u2019s circadian rhythm?<\/p>\n<p>Napping at different times each day<br \/>\nStaying awake later on weekends to reset the body clock<br \/>\nGoing to bed and waking up at the same time<br \/>\nA consistent sleep schedule stabilizes circadian rhythms, helping regulate hormones that control appetite, metabolism, and energy balance. Learn more.<\/p>\n<p>Eating meals at random hours<\/p>\n<p>5 What is fat that accumulates in organs not designed to store it called?<\/p>\n<p>Ectopic fat<br \/>\nEctopic fat forms in organs like the liver, where fat is not meant to be stored. This disrupts metabolism and is linked to insulin resistance and inflammation. Learn more.<\/p>\n<p>Subcutaneous fat<br \/>\nVisceral fat<br \/>\nBrown fat<\/p>\n<p>6 Which stress response is triggered by uncontrolled anger?<\/p>\n<p>Rest and digest response<br \/>\nSleep-wake regulation cycle<br \/>\nFight-or-flight response<br \/>\nUncontrolled anger activates the fight-or-flight response, raising heart rate, blood pressure, and stress hormones, which over time increases inflammation and disease risk. Learn more.<\/p>\n<p>Cooling and recovery response<\/p>\n<p>7 Which one of these does not support healthy eyesight?<\/p>\n<p>Leafy greens and carrots<br \/>\nArtificial fruit-flavored gummies<br \/>\nWhole foods rich in vitamin A and antioxidants support retinal health, while sugary processed foods lack key nutrients needed for healthy vision. Learn more.<\/p>\n<p>Grass fed dairy and egg yolks<br \/>\nDried berries and citrus fruits<\/p>\n<p>8 Where is the pancreas located in the body?<\/p>\n<p>In front of the stomach<br \/>\nAbove the liver<br \/>\nBelow the intestines<br \/>\nBehind the stomach<br \/>\nThe pancreas sits behind the stomach and plays a key role in digestion and blood sugar control. Pancreatic issues can develop without noticeable symptoms over time. Learn more.<\/p>\n<p>9 Which of the following is not a cause of frequent urination?<\/p>\n<p>Urinary tract infections (UTIs)<br \/>\nProper hydration and healthy lifestyle habits<br \/>\nUTIs, diabetes, and pregnancy can increase urination. Proper hydration supports normal function and is not a cause of excessive or frequent urination. Learn more.<\/p>\n<p>Diabetes-related blood sugar imbalance<br \/>\nPregnancy-related hormonal changes<\/p>\n<p>10 Which is a common early warning sign of impaired brain function that should not be ignored?<\/p>\n<p>Increased appetite<br \/>\nConfusion and dizziness<br \/>\nSymptoms like confusion, dizziness, and trouble walking signal impaired brain function and may indicate developing neurological damage. Learn more.<\/p>\n<p>Improved energy levels<br \/>\nBetter sleep quality<\/p>\n<p>11 Which natural therapy is described as an \u201cumbrella remedy\u201d due to its wide range of effects?<\/p>\n<p>Curcumin extract<br \/>\nResveratrol from grapes<br \/>\nDimethyl sulfoxide (DMSO)<br \/>\nDimethyl sulfoxide (DMSO) is called an \u201cumbrella remedy\u201d because it reduces inflammation, improves circulation, and helps deliver substances through the skin, supporting multiple therapeutic effects. Learn more.<\/p>\n<p>Coenzyme Q10 (CoQ10)<\/p>\n<p>12 How do plyometric exercises improve bone health?<\/p>\n<p>By triggering bone growth through osteogenic processes<br \/>\nPlyometric exercises like jumping create impact forces that stimulate osteogenic activity, helping increase bone density and strengthen the hips and spine. Learn more.<\/p>\n<p>By reducing calcium levels in the bloodstream and depositing them in the bones<br \/>\nBy limiting stress placed on the skeletal system<br \/>\nBy slowing down bone cell activity over time to preserve mineral density<\/p>\n<p>13 Which of the following is not a common source of microplastics?<\/p>\n<p>Synthetic clothing like polyester and nylon<br \/>\nIndoor air filled with plastic fibers<br \/>\nWashing synthetic fabrics frequently<br \/>\nNatural fabrics like cotton and wool<br \/>\nSynthetic fabrics shed microplastic particles into the air and water, while natural materials like cotton and wool release far fewer synthetic fibers. Learn more.<\/p>\n<p>14 Which cells are responsible for building new bone?<\/p>\n<p>Osteoclasts<br \/>\nOsteoblasts<br \/>\nOsteoblasts are the cells that build new bone, while osteoclasts break down old bone. A healthy balance between the two is key for maintaining bone strength. Learn more.<\/p>\n<p>Chondrocytes<br \/>\nFibroblasts<\/p>\n<p>15 How many pairs of sinuses are located inside the human head?<\/p>\n<p>4<br \/>\nHumans have four pairs of sinuses, totaling eight cavities, located in the forehead, between the eyes, behind the nose, and under the cheeks. Learn more.<\/p>\n<p>2<br \/>\n6<br \/>\n8<\/p>\n<p>16 Poor sleep increases cravings for which type of food?<\/p>\n<p>Fresh fruits<br \/>\nWhole grains<br \/>\nFried foods<br \/>\nPoor sleep shifts food choices toward fried and sugary foods, increasing how often these are eaten compared to people who sleep well. Learn more.<\/p>\n<p>Leafy vegetables<\/p>\n<p>17 How much ultraprocessed food is linked to a measurable rise in metabolic risk?<\/p>\n<p>One serving per day<br \/>\nJust one extra daily serving of ultraprocessed food is linked to a higher risk of obesity, increased abdominal fat, and a 12% rise in Type 2 diabetes risk. Learn more.<\/p>\n<p>Two servings per day<br \/>\nThree servings per day<br \/>\nFour servings per day<\/p>\n<p>18 What type of radiation from computed tomography (CT) scans is linked to increased cancer risk?<\/p>\n<p>Infrared radiation<br \/>\nUltraviolet radiation<br \/>\nMicrowave radiation<br \/>\nIonizing radiation<br \/>\nCT scans use ionizing radiation to deliver about 70 times more exposure than a chest X-ray. This level can damage DNA and increase lifetime cancer risk with repeated scans. Learn more.<\/p>\n<p>19 What is a main driver of today&#8217;s chronic disease epidemic?<\/p>\n<p>Chronic dehydration<br \/>\nNot getting enough sleep<br \/>\nProcessed foods<br \/>\nAbout 90% of calories in the American diet come from processed foods, which are linked to inflammation, metabolic dysfunction, and chronic disease. Learn more.<\/p>\n<p>Sedentary lifestyle<\/p>\n<p>20 What is the name of the protective layer that coats the inside of blood vessels?<\/p>\n<p>Endothelium<br \/>\nGlycocalyx<br \/>\nThe glycocalyx is a thin, protective layer that coats the inside of blood vessels, lining the endothelium. It helps prevent clotting and supports nitric oxide production to keep blood flowing smoothly. Learn more.<\/p>\n<p>Myelin sheath<br \/>\nCollagen matrix<\/p>\n<p>21 Why is the ketogenic diet difficult to sustain long-term?<\/p>\n<p>It eventually causes weight gain in most people<br \/>\nIt can disrupt cellular energy production over time<br \/>\nLong-term low-carb intake can disrupt mitochondrial energy flow, leading to reduced energy production, gut imbalance, and metabolic stress over time. Learn more.<\/p>\n<p>It completely stops fat metabolism after a few months<br \/>\nIt eliminates all sources of protein, which your body always needs<\/p>\n<p>\u00a0<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"seo_booster_metabox":"","footnotes":""},"categories":[3562,3892],"tags":[],"class_list":["post-164085","post","type-post","status-publish","format-standard","hentry","category-baptism-confirmation","category-dr-mercola-daily-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Weekly Health Quiz: More Sleep May Curb Hunger, Protecting Your Prostate, and Why Vitamin B1 Matters - Watchman News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/27\/weekly-health-quiz-72.aspx\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Weekly Health Quiz: More Sleep May Curb Hunger, Protecting Your Prostate, and Why Vitamin B1 Matters - Watchman News\" \/>\n<meta property=\"og:description\" content=\"1 How does regular physical activity improve mitochondrial function?  By increasing glucose storage inside muscle cells over time By slowing down energy production across all cells By reducing the need for cellular repair processes By building new mitochondria and clearing damaged ones Exercise promotes the formation of new mitochondria and activates mitophagy to clear out damaged ones, lowering excess free radicals. Learn more.      2 Which hormone increases hunger when sleep is lacking?  Melatonin Dopamine Serotonin Ghrelin Sleep loss raises ghrelin, the hormone that stimulates hunger, increasing appetite and cravings for high-calorie and processed foods. Learn more.      3 What nutrient plays a key role in shaping light-sensing cells in the eye?  Vitamin A Vitamin A, specifically its derivative retinoic acid, helps guide the formation of cone cells, ensuring the retina develops the cells needed for clear, detailed vision. Learn more.  Vitamin C Calcium Iron     4 What vitamin deficiency is most strongly associated with this rare brain risk?  Vitamin C Vitamin D Vitamin B1 The condition is driven by low vitamin B1, which is essential for brain energy and normal nerve function. Learn more.  Vitamin K     5 How do microplastics most commonly enter the human body?  Through direct injection into the bloodstream Through food, water, air, and skin contact Microplastics enter the body through everyday exposures, including food, drinking water, air, and contact with products that shed plastic particles. Learn more.  Only through contaminated medical devices Only through industrial workplace exposure     6 Sleeping fewer than how many hours is linked to overeating?  Less than 7 hours Sleeping less than 7 hours is linked to higher odds of overeating and skipping meals, which can lead to stronger hunger later. Learn more.  Less than 8 hours Less than 6 hours Less than 5 hours     7 What is the core idea behind nature-aligned health?  Taking more medications Following strict calorie limits Avoiding all physical activity Living in ways humans naturally evolved to live Nature-aligned health focuses on real food, movement, sleep, sunlight, and gut health \u2014 all based on how humans evolved. Learn more.       \u00a0      Test Your Knowledge with The Master Level Quiz    1 If a person lacks sufficient sleep, how much should time in bed be increased each week?  5 minutes 10 minutes 15 minutes Gradually increasing time in bed by 5 to 15 minutes each week supports better sleep without overwhelming the body. Learn more.  30 minutes     2 What type of veins appear on the legs as bulging, blue or purple lines under the skin?  Arteries Capillaries Lymph vessels Varicose veins Varicose veins are swollen, twisted blue or purple veins caused by weakened vein valves that allow blood to flow backward and pool. Over time, this can lead to clots, ulcers, and swelling. Learn more.      3 Which statement best describes sedentary time?  Time spent sitting or lying down while awake Sedentary time refers to waking hours spent sitting or lying down. Prolonged, uninterrupted periods reduce muscle activity and impair blood sugar and fat metabolism. Learn more.  Time spent sleeping or resting overnight Time spent doing light physical activity Time spent exercising at very low intensity     4 Which habit helps regulate the body\u2019s circadian rhythm?  Napping at different times each day Staying awake later on weekends to reset the body clock Going to bed and waking up at the same time A consistent sleep schedule stabilizes circadian rhythms, helping regulate hormones that control appetite, metabolism, and energy balance. Learn more.  Eating meals at random hours     5 What is fat that accumulates in organs not designed to store it called?  Ectopic fat Ectopic fat forms in organs like the liver, where fat is not meant to be stored. This disrupts metabolism and is linked to insulin resistance and inflammation. Learn more.  Subcutaneous fat Visceral fat Brown fat     6 Which stress response is triggered by uncontrolled anger?  Rest and digest response Sleep-wake regulation cycle Fight-or-flight response Uncontrolled anger activates the fight-or-flight response, raising heart rate, blood pressure, and stress hormones, which over time increases inflammation and disease risk. Learn more.  Cooling and recovery response     7 Which one of these does not support healthy eyesight?  Leafy greens and carrots Artificial fruit-flavored gummies Whole foods rich in vitamin A and antioxidants support retinal health, while sugary processed foods lack key nutrients needed for healthy vision. Learn more.  Grass fed dairy and egg yolks Dried berries and citrus fruits     8 Where is the pancreas located in the body?  In front of the stomach Above the liver Below the intestines Behind the stomach The pancreas sits behind the stomach and plays a key role in digestion and blood sugar control. Pancreatic issues can develop without noticeable symptoms over time. Learn more.      9 Which of the following is not a cause of frequent urination?  Urinary tract infections (UTIs) Proper hydration and healthy lifestyle habits UTIs, diabetes, and pregnancy can increase urination. Proper hydration supports normal function and is not a cause of excessive or frequent urination. Learn more.  Diabetes-related blood sugar imbalance Pregnancy-related hormonal changes     10 Which is a common early warning sign of impaired brain function that should not be ignored?  Increased appetite Confusion and dizziness Symptoms like confusion, dizziness, and trouble walking signal impaired brain function and may indicate developing neurological damage. Learn more.  Improved energy levels Better sleep quality     11 Which natural therapy is described as an \u201cumbrella remedy\u201d due to its wide range of effects?  Curcumin extract Resveratrol from grapes Dimethyl sulfoxide (DMSO) Dimethyl sulfoxide (DMSO) is called an \u201cumbrella remedy\u201d because it reduces inflammation, improves circulation, and helps deliver substances through the skin, supporting multiple therapeutic effects. Learn more.  Coenzyme Q10 (CoQ10)     12 How do plyometric exercises improve bone health?  By triggering bone growth through osteogenic processes Plyometric exercises like jumping create impact forces that stimulate osteogenic activity, helping increase bone density and strengthen the hips and spine. Learn more.  By reducing calcium levels in the bloodstream and depositing them in the bones By limiting stress placed on the skeletal system By slowing down bone cell activity over time to preserve mineral density     13 Which of the following is not a common source of microplastics?  Synthetic clothing like polyester and nylon Indoor air filled with plastic fibers Washing synthetic fabrics frequently Natural fabrics like cotton and wool Synthetic fabrics shed microplastic particles into the air and water, while natural materials like cotton and wool release far fewer synthetic fibers. Learn more.      14 Which cells are responsible for building new bone?  Osteoclasts Osteoblasts Osteoblasts are the cells that build new bone, while osteoclasts break down old bone. A healthy balance between the two is key for maintaining bone strength. Learn more.  Chondrocytes Fibroblasts     15 How many pairs of sinuses are located inside the human head?  4 Humans have four pairs of sinuses, totaling eight cavities, located in the forehead, between the eyes, behind the nose, and under the cheeks. Learn more.  2 6 8     16 Poor sleep increases cravings for which type of food?  Fresh fruits Whole grains Fried foods Poor sleep shifts food choices toward fried and sugary foods, increasing how often these are eaten compared to people who sleep well. Learn more.  Leafy vegetables     17 How much ultraprocessed food is linked to a measurable rise in metabolic risk?  One serving per day Just one extra daily serving of ultraprocessed food is linked to a higher risk of obesity, increased abdominal fat, and a 12% rise in Type 2 diabetes risk. Learn more.  Two servings per day Three servings per day Four servings per day     18 What type of radiation from computed tomography (CT) scans is linked to increased cancer risk?  Infrared radiation Ultraviolet radiation Microwave radiation Ionizing radiation CT scans use ionizing radiation to deliver about 70 times more exposure than a chest X-ray. This level can damage DNA and increase lifetime cancer risk with repeated scans. Learn more.      19 What is a main driver of today&#039;s chronic disease epidemic?  Chronic dehydration Not getting enough sleep Processed foods About 90% of calories in the American diet come from processed foods, which are linked to inflammation, metabolic dysfunction, and chronic disease. Learn more.  Sedentary lifestyle     20 What is the name of the protective layer that coats the inside of blood vessels?  Endothelium Glycocalyx The glycocalyx is a thin, protective layer that coats the inside of blood vessels, lining the endothelium. It helps prevent clotting and supports nitric oxide production to keep blood flowing smoothly. Learn more.  Myelin sheath Collagen matrix     21 Why is the ketogenic diet difficult to sustain long-term?  It eventually causes weight gain in most people It can disrupt cellular energy production over time Long-term low-carb intake can disrupt mitochondrial energy flow, leading to reduced energy production, gut imbalance, and metabolic stress over time. Learn more.  It completely stops fat metabolism after a few months It eliminates all sources of protein, which your body always needs     \u00a0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/27\/weekly-health-quiz-72.aspx\" \/>\n<meta property=\"og:site_name\" content=\"Watchman News\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-27T00:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-27T05:20:56+00:00\" \/>\n<meta name=\"author\" content=\"Admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Skriven av\" \/>\n\t<meta name=\"twitter:data1\" content=\"Admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Ber\u00e4knad l\u00e4stid\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minuter\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/27\/weekly-health-quiz-72.aspx#article\",\"isPartOf\":{\"@id\":\"https:\/\/watchman.news\/2026\/04\/weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters\/\"},\"author\":{\"name\":\"Admin\",\"@id\":\"https:\/\/watchman.news\/#\/schema\/person\/3f4506c6002f5893ba45478a4540739f\"},\"headline\":\"Weekly Health Quiz: More Sleep May Curb Hunger, Protecting Your Prostate, and Why Vitamin B1 Matters\",\"datePublished\":\"2026-04-27T00:00:00+00:00\",\"dateModified\":\"2026-04-27T05:20:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/watchman.news\/2026\/04\/weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters\/\"},\"wordCount\":1431,\"commentCount\":0,\"articleSection\":[\"Baptism &amp; 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By increasing glucose storage inside muscle cells over time By slowing down energy production across all cells By reducing the need for cellular repair processes By building new mitochondria and clearing damaged ones Exercise promotes the formation of new mitochondria and activates mitophagy to clear out damaged ones, lowering excess free radicals. Learn more.      2 Which hormone increases hunger when sleep is lacking?  Melatonin Dopamine Serotonin Ghrelin Sleep loss raises ghrelin, the hormone that stimulates hunger, increasing appetite and cravings for high-calorie and processed foods. Learn more.      3 What nutrient plays a key role in shaping light-sensing cells in the eye?  Vitamin A Vitamin A, specifically its derivative retinoic acid, helps guide the formation of cone cells, ensuring the retina develops the cells needed for clear, detailed vision. Learn more.  Vitamin C Calcium Iron     4 What vitamin deficiency is most strongly associated with this rare brain risk?  Vitamin C Vitamin D Vitamin B1 The condition is driven by low vitamin B1, which is essential for brain energy and normal nerve function. Learn more.  Vitamin K     5 How do microplastics most commonly enter the human body?  Through direct injection into the bloodstream Through food, water, air, and skin contact Microplastics enter the body through everyday exposures, including food, drinking water, air, and contact with products that shed plastic particles. Learn more.  Only through contaminated medical devices Only through industrial workplace exposure     6 Sleeping fewer than how many hours is linked to overeating?  Less than 7 hours Sleeping less than 7 hours is linked to higher odds of overeating and skipping meals, which can lead to stronger hunger later. Learn more.  Less than 8 hours Less than 6 hours Less than 5 hours     7 What is the core idea behind nature-aligned health?  Taking more medications Following strict calorie limits Avoiding all physical activity Living in ways humans naturally evolved to live Nature-aligned health focuses on real food, movement, sleep, sunlight, and gut health \u2014 all based on how humans evolved. Learn more.       \u00a0      Test Your Knowledge with The Master Level Quiz    1 If a person lacks sufficient sleep, how much should time in bed be increased each week?  5 minutes 10 minutes 15 minutes Gradually increasing time in bed by 5 to 15 minutes each week supports better sleep without overwhelming the body. Learn more.  30 minutes     2 What type of veins appear on the legs as bulging, blue or purple lines under the skin?  Arteries Capillaries Lymph vessels Varicose veins Varicose veins are swollen, twisted blue or purple veins caused by weakened vein valves that allow blood to flow backward and pool. Over time, this can lead to clots, ulcers, and swelling. Learn more.      3 Which statement best describes sedentary time?  Time spent sitting or lying down while awake Sedentary time refers to waking hours spent sitting or lying down. Prolonged, uninterrupted periods reduce muscle activity and impair blood sugar and fat metabolism. Learn more.  Time spent sleeping or resting overnight Time spent doing light physical activity Time spent exercising at very low intensity     4 Which habit helps regulate the body\u2019s circadian rhythm?  Napping at different times each day Staying awake later on weekends to reset the body clock Going to bed and waking up at the same time A consistent sleep schedule stabilizes circadian rhythms, helping regulate hormones that control appetite, metabolism, and energy balance. Learn more.  Eating meals at random hours     5 What is fat that accumulates in organs not designed to store it called?  Ectopic fat Ectopic fat forms in organs like the liver, where fat is not meant to be stored. This disrupts metabolism and is linked to insulin resistance and inflammation. Learn more.  Subcutaneous fat Visceral fat Brown fat     6 Which stress response is triggered by uncontrolled anger?  Rest and digest response Sleep-wake regulation cycle Fight-or-flight response Uncontrolled anger activates the fight-or-flight response, raising heart rate, blood pressure, and stress hormones, which over time increases inflammation and disease risk. Learn more.  Cooling and recovery response     7 Which one of these does not support healthy eyesight?  Leafy greens and carrots Artificial fruit-flavored gummies Whole foods rich in vitamin A and antioxidants support retinal health, while sugary processed foods lack key nutrients needed for healthy vision. Learn more.  Grass fed dairy and egg yolks Dried berries and citrus fruits     8 Where is the pancreas located in the body?  In front of the stomach Above the liver Below the intestines Behind the stomach The pancreas sits behind the stomach and plays a key role in digestion and blood sugar control. Pancreatic issues can develop without noticeable symptoms over time. Learn more.      9 Which of the following is not a cause of frequent urination?  Urinary tract infections (UTIs) Proper hydration and healthy lifestyle habits UTIs, diabetes, and pregnancy can increase urination. Proper hydration supports normal function and is not a cause of excessive or frequent urination. Learn more.  Diabetes-related blood sugar imbalance Pregnancy-related hormonal changes     10 Which is a common early warning sign of impaired brain function that should not be ignored?  Increased appetite Confusion and dizziness Symptoms like confusion, dizziness, and trouble walking signal impaired brain function and may indicate developing neurological damage. Learn more.  Improved energy levels Better sleep quality     11 Which natural therapy is described as an \u201cumbrella remedy\u201d due to its wide range of effects?  Curcumin extract Resveratrol from grapes Dimethyl sulfoxide (DMSO) Dimethyl sulfoxide (DMSO) is called an \u201cumbrella remedy\u201d because it reduces inflammation, improves circulation, and helps deliver substances through the skin, supporting multiple therapeutic effects. Learn more.  Coenzyme Q10 (CoQ10)     12 How do plyometric exercises improve bone health?  By triggering bone growth through osteogenic processes Plyometric exercises like jumping create impact forces that stimulate osteogenic activity, helping increase bone density and strengthen the hips and spine. Learn more.  By reducing calcium levels in the bloodstream and depositing them in the bones By limiting stress placed on the skeletal system By slowing down bone cell activity over time to preserve mineral density     13 Which of the following is not a common source of microplastics?  Synthetic clothing like polyester and nylon Indoor air filled with plastic fibers Washing synthetic fabrics frequently Natural fabrics like cotton and wool Synthetic fabrics shed microplastic particles into the air and water, while natural materials like cotton and wool release far fewer synthetic fibers. Learn more.      14 Which cells are responsible for building new bone?  Osteoclasts Osteoblasts Osteoblasts are the cells that build new bone, while osteoclasts break down old bone. A healthy balance between the two is key for maintaining bone strength. Learn more.  Chondrocytes Fibroblasts     15 How many pairs of sinuses are located inside the human head?  4 Humans have four pairs of sinuses, totaling eight cavities, located in the forehead, between the eyes, behind the nose, and under the cheeks. Learn more.  2 6 8     16 Poor sleep increases cravings for which type of food?  Fresh fruits Whole grains Fried foods Poor sleep shifts food choices toward fried and sugary foods, increasing how often these are eaten compared to people who sleep well. Learn more.  Leafy vegetables     17 How much ultraprocessed food is linked to a measurable rise in metabolic risk?  One serving per day Just one extra daily serving of ultraprocessed food is linked to a higher risk of obesity, increased abdominal fat, and a 12% rise in Type 2 diabetes risk. Learn more.  Two servings per day Three servings per day Four servings per day     18 What type of radiation from computed tomography (CT) scans is linked to increased cancer risk?  Infrared radiation Ultraviolet radiation Microwave radiation Ionizing radiation CT scans use ionizing radiation to deliver about 70 times more exposure than a chest X-ray. This level can damage DNA and increase lifetime cancer risk with repeated scans. Learn more.      19 What is a main driver of today's chronic disease epidemic?  Chronic dehydration Not getting enough sleep Processed foods About 90% of calories in the American diet come from processed foods, which are linked to inflammation, metabolic dysfunction, and chronic disease. Learn more.  Sedentary lifestyle     20 What is the name of the protective layer that coats the inside of blood vessels?  Endothelium Glycocalyx The glycocalyx is a thin, protective layer that coats the inside of blood vessels, lining the endothelium. It helps prevent clotting and supports nitric oxide production to keep blood flowing smoothly. Learn more.  Myelin sheath Collagen matrix     21 Why is the ketogenic diet difficult to sustain long-term?  It eventually causes weight gain in most people It can disrupt cellular energy production over time Long-term low-carb intake can disrupt mitochondrial energy flow, leading to reduced energy production, gut imbalance, and metabolic stress over time. Learn more.  It completely stops fat metabolism after a few months It eliminates all sources of protein, which your body always needs     \u00a0","og_url":"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/27\/weekly-health-quiz-72.aspx","og_site_name":"Watchman News","article_published_time":"2026-04-27T00:00:00+00:00","article_modified_time":"2026-04-27T05:20:56+00:00","author":"Admin","twitter_card":"summary_large_image","twitter_misc":{"Skriven av":"Admin","Ber\u00e4knad l\u00e4stid":"7 minuter"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/articles.mercola.com\/sites\/articles\/archive\/2026\/04\/27\/weekly-health-quiz-72.aspx#article","isPartOf":{"@id":"https:\/\/watchman.news\/2026\/04\/weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters\/"},"author":{"name":"Admin","@id":"https:\/\/watchman.news\/#\/schema\/person\/3f4506c6002f5893ba45478a4540739f"},"headline":"Weekly Health Quiz: More Sleep May Curb Hunger, Protecting Your Prostate, and Why Vitamin B1 Matters","datePublished":"2026-04-27T00:00:00+00:00","dateModified":"2026-04-27T05:20:56+00:00","mainEntityOfPage":{"@id":"https:\/\/watchman.news\/2026\/04\/weekly-health-quiz-more-sleep-may-curb-hunger-protecting-your-prostate-and-why-vitamin-b1-matters\/"},"wordCount":1431,"commentCount":0,"articleSection":["Baptism &amp; 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