Health
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.
Latest about Health
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'The prescription is nature': How satellites can show us the healing effects of nature
By Kathy Willis Published
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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
By Alexander McNamara Published
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Forgetting may provide a surprising evolutionary benefit, experts say
By Sven Vanneste Published
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H5N1 bird flu is evolving to better infect mammals, CDC study suggests
By Kamal Nahas Published
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Reference
Six benefits of an air purifier
By Lou Mudge Last updated
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Reference
Do air purifiers help with mold?
By Lou Mudge Last updated
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Dehumidifier vs air purifier: What’s the difference?
By Lou Mudge Last updated
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Explore Health
Ageing
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New 'biological aging' test predicts your odds of dying within the next 12 months
By Julie Goldenberg Published
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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
By Emily Cooke Published
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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
By Saul Justin Newman Published
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World's oldest person, Maria Branyas Morera, dies at 117 years old
By Jennifer Nalewicki Published
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Human aging accelerates dramatically at age 44 and 60
By Kamal Nahas Published
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Eating too much sugar may accelerate cellular aging
By Emily Cooke Published
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Short-term vegan diet may slow aging, but questions remain
By Emily Cooke Published
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Could blocking this one protein extend human life span?
By Emily Cooke Published
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Is there a 'male menopause'?
By Christoph Schwaiger Published
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Alcohol
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Why do hangovers get worse with age?
By Marilyn Perkins Published
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Are people more honest when they're drunk?
By Marilyn Perkins Published
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What happens to your body when you stop drinking alcohol?
By Emily Cooke Last updated
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Can drinking alcohol really cause hiccups?
By Anna Gora Published
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Finally, scientists explain the dreaded 'red wine headache'
By Emily Cooke Published
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Gene therapy injection into the brain causes alcohol use disorder to stop — in monkeys
By Emily Cooke Published
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What does alcohol do to the body?
By Anna Gora Published
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Why is alcohol used to preserve things?
By Donavyn Coffey Last updated
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'Magic mushroom' psychedelic could treat alcohol addiction, trial finds
By Nicoletta Lanese Last updated
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Allergies
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REFERENCE
Do air purifiers help with allergies?
By Kerry Taylor-Smith Last updated
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REFERENCE
Do air purifiers help with dust?
By Katie Treharne Last updated
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BUYING GUIDE
Best air purifiers for allergies 2024
By Molly Cleary Last updated
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Could allergies be 'deleted' someday?
By Rebecca Sohn Last updated
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Is playing in the dirt good for kids' immune systems?
By Emily Cooke Published
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Can you really be allergic to the sun?
By Anna Gora Published
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What causes metal allergies?
By Anna Gora Published
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The 5 most common seasonal allergies
By Anna Gora Published
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Reference
Do dehumidifiers help with allergies?
By Lawrie Jones Last updated
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Anatomy
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Astronauts to grow livers in space, where microgravity might help them thrive
By Stephanie Pappas Published
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Scientists launch amazing 'atlas' of embryos, showing how cells move and develop through time
By Nicoletta Lanese Published
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Scientists just made mice 'see-through' using food dye — and humans are next
By Emily Cooke Published
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Why are scars permanent?
By Emily Cooke Published
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Scientists are growing teensy hearts to learn which drugs raise risk of congenital defects
By Brett Volmert Published
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Scientists discover new type of cell in the liver
By Emily Cooke Published
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Scientists just grew super realistic, miniature colons in the lab and gave them cancer
By Emily Cooke Published
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Scientists uncover the cells that save you when water goes down the wrong pipe
By Emily Cooke Published
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Nightmare fish may explain how our 'fight or flight' response evolved
By Joanna Thompson Published
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Autism
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'Butterfly effect' may explain some genetic causes of autism
By Emily Cooke Published
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Rates of autism diagnosis in children are at an all time high, CDC report suggests
By Sascha Pare Published
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Confirmed: No Link Between Autism and Measles Vaccine, Even for 'At Risk' Kids
By Laura Geggel Published
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Autism Risk May Increase If Child's Mother Has High DDT Exposure
By Laura Geggel Published
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Can Marijuana Treat Autism? These Clinical Trials Aim to Find Out
By Laura Geggel Published
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What's Behind the Recent Rise in Autism in the US?
By Rachael Rettner Published
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AI Predicts Autism Based on Infant Brain Scans
By Tracy Staedter Published
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Can a Drug That Fights Parasites Also Help with Autism?
By Laura Geggel Published
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New Policies Would Threaten Autism Research, Experts Say
By Christopher Wanjek Published
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Death
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'Microbes of death' can reveal when a frozen body died, forensic scientists explain
By Noemi Procopio Published
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Drowning deaths in US on the rise for the 1st time in decades
By Emily Cooke Published
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April 8 eclipse could bring uptick in fatal car crashes, scientists caution
By Nicoletta Lanese Published
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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
By Venki Ramakrishnan Published
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'Microbiome of death' uncovered on decomposing corpses could aid forensics
By Christoph Schwaiger Published
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Undetected brain infections may explain some SIDS cases
By Nicoletta Lanese Published
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Seizures may be a cause of sudden unexplained child deaths
By Stephanie Pappas Published
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Some people whose brains flatline but survive can recall lucid 'experiences of death'
By Rachel Nuwer Published
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Night owls may die earlier because they tend to drink and smoke more, study suggests
By Carissa Wong Published
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Diabetes
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In a 1st, scientists reversed type 1 diabetes by reprogramming a person's own fat cells
By Tia Ghose Published
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Beware smartwatches that claim to monitor blood sugar without skin prick, FDA says
By Nicoletta Lanese Published
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Sugar-loving fruit bats' genes could point to new diabetes treatments, scientists say
By Wei Gordon Published
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Type 3 diabetes: Symptoms, causes and treatments
By Lou Mudge Last updated
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Which vegetables are good for diabetics?
By Lou Mudge Last updated
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Vegan diet for diabetes: Tips, benefits and safety
By Anna Gora Last updated
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Which fruits are good for diabetics?
By Joanne Lewsley Last updated
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Type 2 diabetes: Symptoms, causes and treatment
By Rachael Rettner Last updated
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Type 1 diabetes: Symptoms, causes and treatment
By Laura Geggel Last updated
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Exercise
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BUYING GUIDE
Best running watches 2024: Top 6 picks from Garmin, Coros and more
By Lloyd Coombes Last updated
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Buying Guide
Best fitness trackers 2024: Measure steps, sleep, calories and more
By Andrew Williams Last updated
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Buying Guide
Best rowing machines 2024: Top 6 picks from Concept2, Ergatta and more
By Harry Bullmore Last updated
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Best Garmin watches 2024: Our top picks for fitness fanatics and outdoor enthusiasts
By Andrew Williams Last updated
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BUYING GUIDE
Best Fitbit 2024: Track steps, stress, sleep and more
By Lloyd Coombes Last updated
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Best budget fitness tracker 2024: Hit your fitness goals without breaking the bank
By Maddy Biddulph Last updated
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BUYING GUIDE
Best treadmills for home use 2024
By Harry Bullmore Last updated
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Best walking treadmills 2024
By Sam Hopes Last updated
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Buying Guide
The 7 best exercise bikes for home use in 2024
By Sam Hopes Last updated
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Fertility, Pregnancy & Birth
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Migraine molecules may drive endometriosis pain. Existing drugs might help.
By Emily Cooke Published
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Watch 1st-ever video of ovulation occurring in real-time
By Emily Cooke Published
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Scientists are working on a poop test for endometriosis
By Emily Cooke Published
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Early development is inherently 'chaotic,' new atlas of mammal embryos reveals
By Emily Cooke Published
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Scientists 'rejuvenate' the aged eggs of mice — is it possible in people?
By Jennifer Zieba Published
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Pollution harms men's fertility, but traffic noise affects women's
By Amy L. Winship Published
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Polycystic ovary syndrome: Symptoms and treatment
By Maureen Salamon Last updated
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Endometriosis may quadruple risk of ovarian cancer, study finds
By Sahana Sitaraman Published
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More babies are being born with syphilis, study finds
By Robert Monaghan Published
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Food & Diet
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Why does meat have more protein than vegetables?
By Marilyn Perkins Published
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'Banana apocalypse' could be averted thanks to genetic breakthrough
By Patrick Pester Published
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What are ultraprocessed foods?
By Christoph Schwaiger Published
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Does fake meat cause heart disease? Here's what the science actually says.
By Lori Youmshajekian Published
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'We've always been omnivores': Why 'meatfluencers' are wrong about what our ancestors ate
By Kate Wong Published
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What is brominated vegetable oil, and why did the FDA ban it in food?
By Nicoletta Lanese Published
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8-hour intermittent fasting tied to 90% higher risk of cardiovascular death, early data hint
By Kelly Carroll Published
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PFAS 'forever chemicals' to officially be removed from food packaging, FDA says
By Emily Cooke Published
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Risk of AFib tied to sugary and artificially sweetened drinks
By Jennifer Nalewicki Published
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Genetics
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Natural selection is unfolding right now in these remote villages in Nepal
By Emily Cooke Published
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How forensic DNA analysis can falsely link people to crime scenes
By Patrick Pester Published
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Parents who have this gene may be more likely to have a girl
By Emily Cooke Published
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Melatonin disruption tied to early-onset osteoporosis, new study suggests
By Emily Cooke Published
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50,000 'knots' scattered throughout our DNA control gene activity
By Emily Cooke Published
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CRISPR could soon be used to edit fetal DNA — are we ready?
By Julia Brown Published
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'Enhancing' future generations with CRISPR is a road to a 'new eugenics,' says ethicist Rosemarie Garland-Thomson
By Rosemarie Garland-Thomson Published
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'Who are we to say they shouldn't exist?': Dr. Neal Baer on the threat of CRISPR-driven eugenics
By Nicoletta Lanese Published
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Largest animal genome sequenced — and just 1 chromosome is the size of the entire human genome
By Tia Ghose Published
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Heart & Circulation
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'Wake-up call': Women are more likely than men to die of complications after heart surgery
By Julie Goldenberg Published
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How many times does a heart beat in a day? What about in a lifetime?
By Mindy Weisberger Published
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Paramedics may not all be using the best method for defibrillation, study hints
By Emily Cooke Published
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Heart attacks fell dramatically during the pandemic — and they're still dropping
By Michael Schubert Published
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What causes blood clots?
By Michael Schubert Published
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Anxiety and depression raise the risk of dangerous blood clots, study finds
By Michael Schubert Published
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Cholesterol-gobbling gut bacteria could protect against heart disease
By Sneha Khedkar Published
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Never-before-seen cells unveiled in detailed map of developing human heart
By Clarissa Brincat Published
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Extreme exercise can pose risks. A cardiologist explains why.
By William Cornwell Published
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Immune System
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Twin study reveals signs of MS that might be detectable before symptoms
By Michael Schubert Published
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Scientist who discovered body's 'fire alarm' against invading bacteria wins $250,000 Lasker prize
By Nicoletta Lanese Published
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Why are some people's mosquito bites itchier than others'? New study hints at answer
By Michael Schubert Published
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Scientists breed most human-like mice yet
By Emily Cooke Published
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Master regulator of inflammation found — and it's in the brain stem
By Emily Cooke Published
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Women have 4 times men's rate of autoimmune disease. The X chromosome may be to blame.
By Emily Cooke Published
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Why is snot sticky?
By Anna Gora Published
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Inflammation is a 'mismatch between our evolutionary history and modern environment,' says immunologist Ruslan Medzhitov
By Emily Cooke Published
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'If you don't have inflammation, then you'll die': How scientists are reprogramming the body's natural superpower
By Emily Cooke Published
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Medicine & Drugs
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LED device treats leading cause of vision loss with light therapy, FDA says
By Nicoletta Lanese Published
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How does licorice interfere with medications?
By Clarissa Brincat Published
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Does activated charcoal interact with medication?
By Clarissa Brincat Published
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Why does dairy make antibiotics less effective?
By Clarissa Brincat Published
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Drug inspired by spider venom aims to reverse heart attack damage
By Emily Cooke Published
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Why do leafy green vegetables interact with blood thinners?
By Clarissa Brincat Published
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Some cells can enter a 'third state that lies beyond the traditional boundaries of life and death.' Here's how.
By Peter A Noble Published
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How does grapefruit interact with drugs?
By Clarissa Brincat Published
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Arctic expedition uncovers deep-sea microbes that may harbor the next generation of antibiotics
By Emily Cooke Published
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Mind
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Forgetting may provide a surprising evolutionary benefit, experts say
By Sven Vanneste Published
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These 3 neurons may underlie the drive to eat food
By Emily Cooke Published
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What really caused encephalitis lethargica, the mysterious disease described in the movie 'Awakenings'?
By Jonathan Rogers Published
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Trigger for deadly neurodegenerative disorder identified
By Emily Cooke Published
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Our brains can understand written sentences in the 'blink of an eye,' study reveals
By Ben Turner Published
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At-home brain stimulation could be promising depression treatment, trial hints
By Emily Cooke Published
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Study reveals how the brain divides days into 'movie scenes'
By Jennifer Zieba Published
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Why does drinking water feel so good when you're thirsty?
By Margaret Osborne Published
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How do you see pictures in your brain?
By Lynne Gauthier Published
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