FACTS ABOUT THE HUMAN BODY

3 years ago

Testosterone for menopause: The treatment is rising in popularity, but does it work? Analysis - Women are using testosterone in the hope that it will treat their menopause symptoms, but little evidence supports the approach, experts say.

1 day ago

'Zombie cells' may drive aging, and scientists are devising new ways to get rid of them

1 day ago

I almost died from flu. My life didn't go back to normal after.

1 day ago

50% of long COVID patients show improvement in 3 years — but the condition tends to linger in those with this subtype

1 day ago

Diagnostic Dilemma -- A man swallowed a bone, and‬ 15 years later, doctors found it in his appendix -- Mindy Weisberger

23 minutes ago

Allergies -- One-third of babies diagnosed with peanut allergy don't actually have one, study hints -- Anirban Mukhopadhyay

5 days ago

'I won't trust AI': Readers share mixed reaction to AI tools that calculate people's biological ages -- Kenna Hughes-Castleberry

28 days ago

Scientists have identified a 'protein signature' in blood that could predict healthy aging -- Zunnash Khan

1 month ago

Would you trust AI to calculate your true 'biological age'? -- Nicoletta Lanese

1 month ago

Your voice may reveal how fast you're aging, new AI 'speech clock' suggests -- Isha Ishtiaq

1 day ago

Aging doesn't look the same for everyone at the molecular level — it's 'individualized and context-dependent' -- Isha Ishtiaq

1 day ago

Scientists may have found a clue to prevent muscles from aging, study hints -- Zunnash Khan

3 months ago

Tests that measure 'biological age' aren't helpful for tracking your health, scientists say -- Idan Shalev

10 days ago

Loneliness may contribute to memory issues, but not dementia — they are 'not the same thing' -- Ivana Babicova

1 day ago

Top 5 tips for surviving hay fever season -- Kat Bayly -- Published

5 months ago

Top 5 mistakes when using air purifiers during hay fever season -- Kat Bayly -- Published

5 months ago

New Jersey man dies from meat allergy triggered by tick bite -- Nicoletta Lanese -- Published

11 months ago

Do air purifiers help with allergies? -- Kerry Taylor-Smith -- Last updated

5 months ago

Is playing in the dirt good for kids' immune systems? -- Emily Cooke -- Last updated

1 year ago

Do air purifiers help with dust? -- Katie Treharne -- Last updated

5 months ago

Could allergies be 'deleted' someday? -- Rebecca Sohn -- Last updated

2 years ago

Can you really be allergic to the sun? -- Anna Gora -- Published

2 years ago

Diagnostic Dilemma -- Weird spikes poking through a teen's eyelid turned out to be a wayward tooth -- Sophie Berdugo -- Published

1 month ago

Anatomy -- Man who donated his body after death had rare 'triple penis' -- Mindy Weisberger -- Published

1 month ago

Anatomy -- Scientists mapped all the nerves of the clitoris for the first time -- Lauren Schneider -- Published

1 month ago

Anatomy -- Why don't teeth count as bones? -- Marilyn Perkins -- Published

1 month ago

Anatomy -- Human skeleton quiz: What do you know about the bones in your body? -- Kristina Killgrove -- Published

1 month ago

Anatomy -- What's the strongest muscle in the human body? -- Clarissa Brincat -- Last updated

1 month ago

Anatomy -- Staring at the March 29 solar eclipse can cause eye damage in seconds — and you won't even feel it happening -- Emily Cooke -- Published

1 day ago

Anatomy -- New cells discovered in eye could help restore vision, scientists say -- Emily Cooke -- Published

1 month ago

Anatomy -- Scientists describe new type of fat in human bellies -- Marianne Guenot -- Published

1 month ago

Analysis -- Dangerously hot and humid: Rising temperatures in the US make outdoor exercise hazardous -- Naomi Mihara -- Published

3 months ago

Buyers guide -- Best running shoes for supination 2026: Find the perfect fit for your feet -- Harry Bullmore -- Last updated

9 months ago

BUYING GUIDE -- Best running watches 2026: Premium picks and budget buys -- Lloyd Coombes -- Last updated

8 months ago

Buying Guide -- Best Garmin watches 2026: From fitness bands to adventure smartwatches -- Andrew Williams -- Last updated

10 months ago

Buying guides -- Best fitness trackers for beginners 2025: From Apple Watch to Garmin Forerunner 165 -- Lloyd Coombes -- Last updated

8 months ago

Reviews -- Amazfit Active Max review: The best budget smartwatch of 2026? -- Anna Gora -- Published

9 months ago

Buying guides -- What to buy as a beginner runner: Must-haves vs non-essentials -- Kate Carter -- Published

9 months ago

Buying guides -- Best Garmin smartwatches for runners 2026, tried and tested -- Andrew Williams -- Published

9 months ago

Reviews -- Garmin Enduro 3 review: The longest-lasting sports watch series gets a price cut -- Andrew Williams -- Published

6 months ago

Life's Little Mysteries -- Do you really have to wash rice before you cook it? -- Charles Q. Choi

3 months ago

Food & Drink -- Do the microbes in your gut influence what foods you like? -- Ashley Hamer

3 months ago

Food & Drink -- A gut microbe linked to the Mediterranean diet boosts muscle strength in mice -- Kamal Nahas

3 months ago

Food & Drink -- Liquid-nitrogen-infused cocktail popped a man's stomach like a balloon -- Kamal Nahas

3 months ago

Food & Drink -- Is there such a thing as 'too much' protein? -- Christoph Schwaiger

3 months ago

Food & Drink -- New US food pyramid recommends very high protein diet, beef tallow as healthy fat option, and full-fat dairy -- Nicoletta Lanese

3 months ago

Food & Drink -- An otherwise 'fit' man had a stroke after drinking 8 'high-potency' energy drinks a day -- Nicoletta Lanese

3 months ago

Food & Drink -- A woman's homemade juice led to life-threatening 'toxic squash syndrome' -- Nicoletta Lanese

3 months ago

Opinion -- A toxicologist explains when you can safely cut the moldy part off food, and when it's best to toss it -- Brad Reisfeld

3 months ago

Analysis -- 'The right diagnosis is unbelievably powerful': It can take years to diagnose rare diseases, and scientists are trying to fix that -- Hanan Hammad

1 month ago

Genetics -- 1 million people's genes reveal the heritability of the Big Five personality traits — and it's complicated -- RJ Mackenzie

1 day ago

Interview -- Author Lise Barnéoud on the bizarre and provoking world of microchimerism — when cells from one person live in another, genetically distinct individual -- Hannah Osborne

1 day ago

Science word of the day -- What does 'allele' mean? -- Stephanie Pappas

3 months ago

Genetics -- 6-year-old in China dies after experimental treatment, investigation finds, raising questions about the country's gene therapy regulations -- Nicoletta Lanese

3 months ago

Genetics -- Cells from your mother likely infiltrated your brain in the womb, and they could survive for decades, study reveals -- Clarissa Brincat

3 months ago

Genetics -- 'RNA can do things which we have never seen before': New study challenges assumptions about what RNA was up to at the dawn of life -- Kamal Nahas

3 months ago

INTERVIEW -- 'We can identify these really early, before the clinical diagnosis': Epigenetic markers may help explain why Native Hawaiians are aging faster -- Sophie Berdugo

3 months ago

Opinion -- DNA sequencing is rewriting our understanding of historic outbreaks, but it can't tell the whole story -- Marc Zimmer

3 months ago

Heart & Circulation -- Mini 'arteries-on-a-chip' could help predict a person's risk of stroke -- Victoria Atkinson

2 months ago

Diagnostic dilemma -- A joyful wedding nearly broke a woman's heart in a rare case of 'happy heart syndrome' -- Olivia Maule

2 months ago

Heart & Circulation -- The bacteria behind gum disease may also harm your heart valves, early research suggests -- Isha Ishtiaq

3 months ago

Heart & Circulation -- New robotic heart mimics common, mysterious condition to help researchers study it -- Olivia Maule

2 months ago

Heart & Circulation -- Heart issues tied to 'microdamage' in the brain might raise risk of memory loss, study hints -- Clarissa Brincat

2 months ago

Heart & Circulation -- These patients' hearts stopped a dozen times a day. An innovative procedure has transformed their lives. -- RJ Mackenzie

2 months ago

Heart & Circulation -- A new test could flag people at risk for anemia by filming their eyeballs — no needles required -- Clarissa Brincat

1 day ago

Heart & Circulation -- Both very low and very high heart rates may be linked to higher stroke risk, study says -- Isha Ishtiaq

2 months ago

Heart & Circulation -- Rectal exam stabilized man's irregular heartbeat -- Mindy Weisberger

2 months ago

Immune System -- IBD may transform neurons in the gut, triggering pain even when inflammation is under control -- Theresa Sullivan Barger

13 days ago

Analysis -- Christina Applegate misdiagnosis: Why can MS be difficult to diagnose? -- Nicoletta Lanese

18 days ago

Diagnostic Dilemma -- Teenager's rare autoimmune disorder caused her to hallucinate a flying green dinosaur -- Lauren Schneider

28 days ago

Immune System -- Regular exercise reshapes the immune system at a cellular level, study suggests -- RJ Mackenzie

1 day ago

Diagnostic Dilemma -- Woman's 5-year struggle with balance and walking was caused by a 'one-in-a-million' disorder -- Mindy Weisberger

1 month ago

Diagnostic Dilemma -- A man's sudden fainting episodes landed him in the hospital — and a hair dye was to blame -- Anirban Mukhopadhyay

1 day ago

Diagnostic dilemma -- A woman got a lung transplant — and ended up with a peanut allergy, too -- Lauren Schneider

1 day ago

Immune System -- One underlying cause of inflammatory bowel disease pinpointed in new study -- Christoph Schwaiger

3 months ago

Diagnostic dilemma -- Whiplike rashes appeared on a woman's back after she ate shiitake mushrooms -- Mindy Weisberger

3 months ago

Medicine & Drugs -- Nearly 30% of US adults admit to lying about or exaggerating their symptoms to get antibiotics from doctors, survey finds -- Nicoletta Lanese

11 days ago

Diagnostic Dilemma -- Woman 'saw dead people' and fired a gun at them after taking too many aspirin -- Lauren Schneider

1 month ago

Life's Little Mysteries -- Why does lithium work against bipolar disorder? -- Victoria Atkinson

1 month ago

Medicine & Drugs -- Psilocybin may protect against a common, debilitating side effect of chemotherapy, early study finds -- Jennifer Zieba

2 months ago

Medicine & Drugs -- The popular diabetes drug metformin has been used for decades — and scientists just figured out its main mechanism -- Kamal Nahas

1 day ago

Opinion -- Trump's childhood vaccine order will threaten children's safety, even if it doesn't directly change policy -- Avery August

2 months ago

Explainer -- Peptides are the latest wellness fad. What are they, and are they safe? -- Jennifer Zieba

2 months ago

Science spotlight -- What the US could learn from Japan's incentive for responsible antibiotic use -- Nicoletta Lanese

1 month ago

Analysis -- FDA's approval of new mRNA vaccine does not necessarily signal the government's embrace of the technology, experts say -- Nicoletta Lanese

1 month ago

Women often get cold more easily than men — a mouse study offers hints why -- Zunnash Khan

1 day ago

'Now you actually have a blood test': Psychiatry's bible, the DSM, is getting upgraded to include biological markers. A psychiatrist explains what that means for mental health. -- Kenna Hughes-Castleberry

8 days ago

Neuroscientists reveal method to train people to have lucid dreams — and it involves virtual reality and meditation -- Kamal Nahas

1 day ago

Brain scans reveal 'number line' that's used to mentally compare values -- Jenna Congdon

19 days ago

Ultrasound waves that jiggle deep brain structures may relieve delusions in schizophrenia, small trial hints -- Lauren Schneider

21 days ago

Is the brain actually 2 nervous systems smooshed together? A new study claims it is. -- Kenna Hughes-Castleberry

25 days ago

Chronic back pain may activate an unexpected brain network, study finds -- Jennifer Zieba

27 days ago

Could psilocybin treat brain injuries? Neuroscientist explains how psychedelics could fill a gap in head trauma care -- Nicoletta Lanese

1 day ago

Scientists shrank mice's brains and replaced the missing tissue with human 'organoids' -- Nicoletta Lanese

1 month ago

Diagnostic Dilemma -- A woman carried a 'stone baby' in her abdomen for 3 years -- Anirban Mukhopadhyay

13 days ago

Analysis -- Rising temperatures could boost pregnancy risks worldwide — here's how -- Olivia Ferrari

1 day ago

Reproductive Health -- Tapeworm drug could help treat endometriosis, mouse study hints -- Victoria Atkinson

27 days ago

Reproductive Health -- Spaceflight may harm the reproductive system of astronauts' kids and grandkids, early mouse study suggests -- Helena Kudiabor

1 month ago

Reproductive Health -- Bacterial 'postbiotic' may help preserve fertility in the aging uterus, preliminary research suggests -- Isha Ishtiaq

1 month ago

Analysis -- Military's testosterone screening program could lead to overtreatment and side effects, including impaired T production -- Stephanie Pappas

3 months ago

FACT FILE -- What is PMOS (formerly PCOS)? What to know about the hormonal syndrome -- Sophie Berdugo

5 months ago

Poll -- Poll: What do you think of PMOS, the new name for PCOS? -- Nicoletta Lanese

5 months ago

How long can human sperm survive? -- Emma Bryce

8 months ago

Do animals have orgasms? -- Elana Spivack

8 months ago

Do sperm really race to the egg? -- Ashley Hamer

8 months ago

Sex leaves 'microbial traces' on genitalia, even when a condom is used — scientists call it the 'sexome' -- Emily Cooke

1 day ago

Scientists made mice with Y chromosomes female by deleting just 6 tiny molecules -- Sahana Sitaraman

8 months ago

Man's years of premature ejaculation had a rare cause -- Nicoletta Lanese

8 months ago

Viagra alternatives? Study of mouse erections hints at new ways to treat erectile dysfunction -- Nicoletta Lanese

8 months ago

Erectile dysfunction risk may rise on lengthy space missions, rat study reveals -- Emily Cooke

8 months ago

'Sex drive switch' discovered in male mouse brain that kicks their libido into overdrive -- Emily Cooke

8 months ago

Would you learn to lucid dream if you could? -- Nicoletta Lanese

2 days ago

Could 'body clocks' play a role in depression? Study proposes a new 'circadian' subtype -- Isha Ishtiaq

21 days ago

'Every time it gets excited — boom — it collapses': How dogs with narcolepsy helped scientists understand the disorder -- Nicoletta Lanese

1 day ago

'Poop pills' may ease insomnia by reprogramming the gut microbiome, early study hints -- Clarissa Brincat

1 month ago

In people with epilepsy, sleeping after a seizure may trigger more seizures -- Kamal Nahas

8 months ago

Sleep deprivation harms the gut via the vagus nerve, early study reveals -- Sahana Sitaraman

7 months ago

Are you a night owl or an early bird? -- Nicoletta Lanese

8 months ago

Scientists infiltrated volunteers' dreams to boost their creative thinking -- RJ Mackenzie

9 months ago

Do your dreams change as you age? -- Abby Wilson

11 months ago

Interview -- Meet the scientists 3D printing corneas to restore people's vision -- Neelanjana Rai

2 months ago

INTERVIEW -- 'Eventually, it becomes you': Inventors of new 'living' knee replacement describe why this tech is desperately needed and how it works -- Nicoletta Lanese

4 months ago

Opinion -- 'The ban assumed the danger was making pigs too human': Why human organs aren't grown in pigs in the US -- Monika Piotrowska

3 months ago

Science news this week -- Science news this week: NASA finds best evidence of life on Mars and scientists invent visible time crystals -- Ben Turner

5 months ago

Science news this week -- Science news this week: A key Atlantic current nears collapse, the world's biggest iceberg shatters, and mouse brains rewrite neuroscience -- Ben Turner

5 months ago

Surgery -- Scientists develop 'glue gun' that 3D prints bone grafts directly onto fractures -- Kristina Killgrove

3 months ago

Science news this week -- Science news this week: A world first pig-to-human lung transplant, and SpaceX's Starship nails a test flight -- Ben Turner

5 months ago

Surgery -- Early test of new laser-free eye treatment shows promise -- Olivia Ferrari

3 months ago

Surgery -- First-ever pig-to-human lung transplant attempted in brain-dead person in China -- Nicoletta Lanese

3 months ago

Cancer -- Study reveals new clues to why colorectal cancer in young people is so deadly -- Stephanie Pappas

13 days ago

Viruses, Infections & Disease -- Hepatitis B could surge, infecting millions more in childhood, under proposed CDC guidance -- Clarissa Brincat

14 days ago

Analysis -- Colorectal cancer cases in kids have risen sixfold over past 2 decades ‪—‬ researchers are racing to understand why -- Stephanie Pappas

1 day ago

Alzheimers & Dementia -- A gene variant triples the risk of getting Alzheimer's disease — fat buildup in brain cells may be to blame, study finds -- Zunnash Khan

1 day ago

Poll -- Flu season is kicking off early — are you getting a vaccine? -- Kenna Hughes-Castleberry

1 day ago

Flu -- 'October is the ideal time to get vaccinated': Flu season is kicking off early, experts say -- Olivia Maule

22 days ago

Analysis -- Why are dengue cases surging in Florida this year? An 'unlucky' combination of factors, experts say -- Olivia Ferrari

1 month ago

Health -- This self-powered toothbrush makes electricity to kill cavity-causing bacteria -- Isha Ishtiaq

6 days ago

Diagnostic Dilemma -- Mom experienced 'extreme unhappiness' only when she breastfed -- Mindy Weisberger

7 days ago