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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Teen sickened with Canada's first human case of bird flu is in critical condition — and the source remains a mystery
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REFERENCEAir purifier vs essential oil diffuser: What's the difference?
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Necrotizing fasciitis: The 'flesh-eating' infection that bores holes in the body
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Diagnostic dilemma: A man's brain started bleeding after a dentist appointment
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Canada reports 1st local case of H5 bird flu
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'The prescription is nature': How satellites can show us the healing effects of nature
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'A direct relationship between your sense of sight and recovery rate': Biologist Kathy Willis on why looking at nature can speed up healing
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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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Could blocking this one protein extend human life span?
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Is there a 'male menopause'?
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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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REFERENCEDo air purifiers help with allergies?
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REFERENCEDo air purifiers help with dust?
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BUYING GUIDEBest air purifiers for allergies 2024
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Could allergies be 'deleted' someday?
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Is playing in the dirt good for kids' immune systems?
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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 running watches 2024: Top 6 picks from Garmin, Coros and more
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Buying GuideBest fitness trackers 2024: Measure steps, sleep, calories and more
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Buying GuideBest rowing machines 2024: Top 6 picks from Concept2, Ergatta and more
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Best Garmin watches 2024: Our top picks for fitness fanatics and outdoor enthusiasts
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BUYING GUIDEBest Fitbit 2024: Track steps, stress, sleep and more
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Best budget fitness tracker 2024: Hit your fitness goals without breaking the bank
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BUYING GUIDEBest treadmills for home use 2024
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Best walking treadmills 2024
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Buying GuideThe 7 best exercise bikes for home use in 2024
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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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Endometriosis may quadruple risk of ovarian cancer, study finds
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More babies are being born with syphilis, study finds
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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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Risk of AFib tied to sugary and artificially sweetened drinks
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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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50,000 'knots' scattered throughout our DNA control gene activity
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CRISPR could soon be used to edit fetal DNA — are we ready?
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'Enhancing' future generations with CRISPR is a road to a 'new eugenics,' says ethicist Rosemarie Garland-Thomson
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'Who are we to say they shouldn't exist?': Dr. Neal Baer on the threat of CRISPR-driven eugenics
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Largest animal genome sequenced — and just 1 chromosome is the size of the entire human genome
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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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Cholesterol-gobbling gut bacteria could protect against heart disease
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Never-before-seen cells unveiled in detailed map of developing human heart
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Extreme exercise can pose risks. A cardiologist explains why.
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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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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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Does activated charcoal interact with medication?
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Why does dairy make antibiotics less effective?
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Drug inspired by spider venom aims to reverse heart attack damage
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Why do leafy green vegetables interact with blood thinners?
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Some cells can enter a 'third state that lies beyond the traditional boundaries of life and death.' Here's how.
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How does grapefruit interact with drugs?
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Arctic expedition uncovers deep-sea microbes that may harbor the next generation of antibiotics
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Forgetting may provide a surprising evolutionary benefit, experts say
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These 3 neurons may underlie the drive to eat food
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What really caused encephalitis lethargica, the mysterious disease described in the movie 'Awakenings'?
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Trigger for deadly neurodegenerative disorder identified
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Our brains can understand written sentences in the 'blink of an eye,' study reveals
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At-home brain stimulation could be promising depression treatment, trial hints
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Study reveals how the brain divides days into 'movie scenes'
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Why does drinking water feel so good when you're thirsty?
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How do you see pictures in your brain?
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