Understanding how the body works — and what happens when things change — is paramount to improving the health and wellbeing of every person on the planet. Our team of expert health writers and editors are here to demystify the latest medical advances, explain how the latest health news affects you, and help you understand which exercise equipment can really help improve your fitness. Whether you're after facts about the human body or the secrets to extreme longevity, our health articles and features aim to leave you better informed, up to date with the latest discoveries, and even more curious about human health.
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We actually have trillions of 'body clocks,' not just one. Here's how they all work together.
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Some schizophrenia cases stem from malformations of the skull, study suggests
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Why are you more likely to catch a cold in winter?
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Garmin Fenix 8 review
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How does E. coli get into food?
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QuizWhat do you know about psychology's most infamous experiments? Test your knowledge in this science quiz.
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'Mystery disease' in Congo turned out to be malaria — and potentially, another disease
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13 proteins tied to brain aging seem to spike at ages 57, 70 and 78
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Can gray hair be reversed?
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New 'biological aging' test predicts your odds of dying within the next 12 months
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Life expectancy is increasing at a slower rate this century — and it may be because we're reaching our human limit
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'The secret to living to 110 was, don't register your death': Ig Nobel winner Saul Justin Newman on the flawed data on extreme aging
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World's oldest person, Maria Branyas Morera, dies at 117 years old
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Human aging accelerates dramatically at age 44 and 60
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Eating too much sugar may accelerate cellular aging
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Short-term vegan diet may slow aging, but questions remain
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Why do hangovers get worse with age?
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Are people more honest when they're drunk?
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What happens to your body when you stop drinking alcohol?
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Can drinking alcohol really cause hiccups?
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Finally, scientists explain the dreaded 'red wine headache'
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Gene therapy injection into the brain causes alcohol use disorder to stop — in monkeys
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What does alcohol do to the body?
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Why is alcohol used to preserve things?
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'Magic mushroom' psychedelic could treat alcohol addiction, trial finds
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BUYING GUIDEBest air purifiers for allergies 2024: As chosen by our expert reviewers
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Is playing in the dirt good for kids' immune systems?
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REFERENCEDo air purifiers help with allergies?
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REFERENCEDo air purifiers help with dust?
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Could allergies be 'deleted' someday?
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Can you really be allergic to the sun?
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What causes metal allergies?
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The 5 most common seasonal allergies
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ReferenceDo dehumidifiers help with allergies?
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Astronauts to grow livers in space, where microgravity might help them thrive
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Scientists launch amazing 'atlas' of embryos, showing how cells move and develop through time
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Scientists just made mice 'see-through' using food dye — and humans are next
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Why are scars permanent?
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Scientists are growing teensy hearts to learn which drugs raise risk of congenital defects
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Scientists discover new type of cell in the liver
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Scientists just grew super realistic, miniature colons in the lab and gave them cancer
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Scientists uncover the cells that save you when water goes down the wrong pipe
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Nightmare fish may explain how our 'fight or flight' response evolved
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'Butterfly effect' may explain some genetic causes of autism
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Rates of autism diagnosis in children are at an all time high, CDC report suggests
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Confirmed: No Link Between Autism and Measles Vaccine, Even for 'At Risk' Kids
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Autism Risk May Increase If Child's Mother Has High DDT Exposure
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Can Marijuana Treat Autism? These Clinical Trials Aim to Find Out
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What's Behind the Recent Rise in Autism in the US?
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AI Predicts Autism Based on Infant Brain Scans
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Can a Drug That Fights Parasites Also Help with Autism?
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New Policies Would Threaten Autism Research, Experts Say
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'Microbes of death' can reveal when a frozen body died, forensic scientists explain
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Drowning deaths in US on the rise for the 1st time in decades
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April 8 eclipse could bring uptick in fatal car crashes, scientists caution
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'We don't yet have the know-how to properly maintain a corpse brain': Why cryonics is a non-starter in our quest for immortality
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'Microbiome of death' uncovered on decomposing corpses could aid forensics
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Undetected brain infections may explain some SIDS cases
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Seizures may be a cause of sudden unexplained child deaths
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Some people whose brains flatline but survive can recall lucid 'experiences of death'
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Night owls may die earlier because they tend to drink and smoke more, study suggests
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In a 1st, scientists reversed type 1 diabetes by reprogramming a person's own fat cells
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Beware smartwatches that claim to monitor blood sugar without skin prick, FDA says
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Sugar-loving fruit bats' genes could point to new diabetes treatments, scientists say
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referenceType 3 diabetes: Symptoms, causes and treatments
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referenceWhich vegetables are good for diabetics?
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referenceVegan diet for diabetes: Tips, benefits and safety
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referenceWhich fruits are good for diabetics?
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ReferenceType 2 diabetes: Symptoms, causes and treatment
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ReferenceType 1 diabetes: Symptoms, causes and treatment
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Buying GuideBest fitness trackers 2024: Measure steps, sleep, calories and more
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Best Garmin watches 2024: Our top picks for the New Year
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BUYING GUIDEBest Fitbit 2024: Track your fitness this New Year with our best Fitbits
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BUYING GUIDEBest shoes for Peloton and indoor cycling 2024: Snap up some top-tier cycling footwear this Christmas
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Buying GuideBest workout equipment for home 2024: Build your own home gym this New Year
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Best walking treadmills 2024: Get moving with these handpicked treadmills
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Buying GuideBest budget fitness trackers 2024: Cheap but mighty
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BUYING GUIDEBest running headphones 2024: Unleash the power of music
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BUYING GUIDEBest running watches 2024: Our top picks from the biggest brands
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The gut 'remodels' itself during pregnancy, study finds
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New mRNA injection is step forward in 'quest' to find preeclampsia cure
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Migraine molecules may drive endometriosis pain. Existing drugs might help.
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Watch 1st-ever video of ovulation occurring in real-time
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Scientists are working on a poop test for endometriosis
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Early development is inherently 'chaotic,' new atlas of mammal embryos reveals
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Scientists 'rejuvenate' the aged eggs of mice — is it possible in people?
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Pollution harms men's fertility, but traffic noise affects women's
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Polycystic ovary syndrome: Symptoms and treatment
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Diagnostic dilemma: A man's heart stopped after he ate too much licorice
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Why does meat have more protein than vegetables?
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'Banana apocalypse' could be averted thanks to genetic breakthrough
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What are ultraprocessed foods?
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Does fake meat cause heart disease? Here's what the science actually says.
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'We've always been omnivores': Why 'meatfluencers' are wrong about what our ancestors ate
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What is brominated vegetable oil, and why did the FDA ban it in food?
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8-hour intermittent fasting tied to 90% higher risk of cardiovascular death, early data hint
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PFAS 'forever chemicals' to officially be removed from food packaging, FDA says
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Angelman syndrome: A disorder that stops people walking and speaking
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Scientists reveal genes that make cats orange
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New CRISPR system pauses genes, rather than turning them off permanently
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Ancient hunter-gatherer DNA linked to higher BMI in modern Japanese people
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1 gene may explain 30 mysterious medical conditions
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Natural selection is unfolding right now in these remote villages in Nepal
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How forensic DNA analysis can falsely link people to crime scenes
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Parents who have this gene may be more likely to have a girl
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Melatonin disruption tied to early-onset osteoporosis, new study suggests
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Diagnostic dilemma: A woman got 'broken heart syndrome' after eating too much wasabi
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How many blood types are there?
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Women are at higher risk of dying from heart disease. Here's why.
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'Wake-up call': Women are more likely than men to die of complications after heart surgery
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How many times does a heart beat in a day? What about in a lifetime?
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Paramedics may not all be using the best method for defibrillation, study hints
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Heart attacks fell dramatically during the pandemic — and they're still dropping
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What causes blood clots?
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Anxiety and depression raise the risk of dangerous blood clots, study finds
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Twin study reveals signs of MS that might be detectable before symptoms
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Scientist who discovered body's 'fire alarm' against invading bacteria wins $250,000 Lasker prize
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Why are some people's mosquito bites itchier than others'? New study hints at answer
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Scientists breed most human-like mice yet
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Master regulator of inflammation found — and it's in the brain stem
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Women have 4 times men's rate of autoimmune disease. The X chromosome may be to blame.
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Why is snot sticky?
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Inflammation is a 'mismatch between our evolutionary history and modern environment,' says immunologist Ruslan Medzhitov
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'If you don't have inflammation, then you'll die': How scientists are reprogramming the body's natural superpower
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When will MDMA be approved for therapy? Major trial issues may stand in the way, psychiatrist Dr. Albino Oliveira-Maia says.
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Scientists make 1-of-a-kind immune cells to guard transplants from attack
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Can you get high from poppy seeds?
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Your skin color may affect how well a medication works for you — but the research is way behind
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Diagnostic dilemma: A man's 'magic mushroom' tea led to a bad trip to the hospital
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'Like a reset button on a computer': Designer cells 'reboot' immune system in 3 different autoimmune diseases
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AI could identify the next superbug-fighting drug
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LED device treats leading cause of vision loss with light therapy, FDA says
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How does licorice interfere with medications?
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Some schizophrenia cases stem from malformations of the skull, study suggests
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Quiz
What do you know about psychology's most infamous experiments? Test your knowledge in this science quiz.
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You're born with most of your neurons — but the brain makes some mysterious new ones in adulthood
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Gut microbiome may have fueled the growth of humans' big brains, study suggests
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Babies' brain activity changes dramatically before and after birth, groundbreaking study finds
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'Electronic' scalp tattoos could be next big thing in brain monitoring
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Neuroscientists taught rats to drive tiny cars. They took them out on 'joy rides.'
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'Tour de force' study may explain why trauma can lead to PTSD
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Forgetting may provide a surprising evolutionary benefit, experts say
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