Page Updated: Friday, March 13, 2026 3:55 PM ET

Live Science - Health

FACTS ABOUT THE HUMAN BODY

2 years ago

'Some of them have accuracy that's close to zero': Experts unpack the promise and pitfalls of genetic tests aimed at consumers

18 days ago

Mineral sunscreen leaves an annoying white cast on skin - this new formula could change that

18 days ago

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

18 days ago

Microplastics that accumulate in the body may 'clog up' immune cells -- Kamal Nahas

1 hour ago

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

1 hour ago

Buying guides -- Best air purifiers for pet owners 2026: Remove pet dander, hair and odors -- Tantse Walter -- Last updated

22 days ago

BUYING GUIDE -- Best air purifiers 2026: Remove pollen, dust, smoke, pet dander and more -- Anna Gora -- Last updated

1 day ago

BUYING GUIDE -- Best air purifiers for allergies 2026: Breathe easy this Spring -- Molly Cleary -- Last updated

1 hour ago

'Rectal garlic insertion for immune support': Medical chatbots confidently give disastrously misguided advice, experts say -- Kerry Taylor-Smith

1 day ago

Woman born without a vagina or cervix went on to conceive a son naturally -- Lauren Schneider

2 days ago

Could gut microbes hold the secret to aging well? A researcher unpacks the emerging science -- Bill Sullivan

7 days ago

'The limits of human longevity have still not been reached,' study suggests -- Florian Bonnet

20 days ago

Lifespan may be 50% heritable, study suggests -- Victoria Atkinson

1 month ago

Can AI detect cognitive decline better than a doctor? New study reveals surprising accuracy -- Anirban Mukhopadhyay

1 month ago

Gray hair may have evolved as a protection against cancer, study hints -- Victoria Atkinson

1 month ago

Aging and inflammation may not go hand in hand, study suggests -- Clarissa Brincat

4 months ago

'Aging clocks' can predict your risk of disease and early death. Here's what to know. -- Patrick Sullivan

6 months ago

Special protection may help human eggs stay fresh as the body ages -- Nicoletta Lanese

1 month ago

Aging: What happens to the body as it gets older? -- Mindy Weisberger

4 months ago

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

3 months ago

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

1 hour ago

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

1 year ago

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

1 hour ago

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

1 year ago

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

1 year ago

What causes metal allergies? -- Anna Gora -- Published

1 year ago

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

4 months ago

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

4 months ago

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

5 months ago

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

5 months ago

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

5 months ago

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

5 months ago

'Vestigial' human ear-wiggling muscle actually flexes when we're straining to hear -- Clarissa Brincat -- Published

5 months ago

How many more calories does muscle burn than fat? -- Kamal Nahas -- Published

5 months ago

Scientists discover new kind of cartilage that looks like fat-filled 'Bubble Wrap' -- Nicoletta Lanese -- Published

1 month ago

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

2 months ago

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

1 month ago

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

23 days ago

Buying Guide -- Best fitness trackers 2026: From smart rings to multisport GPS watches -- Andrew Williams -- Last updated

2 months ago

Buying Guide -- Best budget fitness trackers 2026: Cheap but mighty -- Maddy Biddulph -- Last updated

2 months ago

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

1 month ago

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

1 month ago

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

1 month ago

Liquid-nitrogen-infused cocktail popped a man's stomach like a balloon -- Kamal Nahas -- Published

1 month ago

Is there such a thing as 'too much' protein? -- Christoph Schwaiger -- Published

1 month ago

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

1 month ago

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

2 months ago

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

3 months ago

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

4 months ago

FDA recalls more bagged, frozen shrimp over possible radioactive cesium contamination -- Nicoletta Lanese -- Last updated

6 months ago

Man sought diet advice from ChatGPT and ended up with dangerous 'bromism' syndrome -- Nicoletta Lanese -- Published

6 months ago

Can weight loss drugs help you drink less alcohol? -- Marianne Guenot -- Published

9 months ago

A doctor discovered the gene mutation behind his family's mysterious missing-teeth condition -- Kamal Nahas

9 days ago

'It doesn't lie. So who are you?': What happens when DNA tests show a woman is not the mother of the child she gave birth to? -- Lise Barneoud

14 days ago

Emerging embryo-selection technologies are currently 'little more than snake oil.' But someday, they could widen social inequities. -- Daphne O. Martschenko

19 days ago

New tech allows parents to 'score' IVF embryos for desirable traits - and it's in desperate need of regulation -- Sam Trejo

19 days ago

Many men lose their Y chromosomes as they age. It may shorten their lives. -- Jenny Graves

25 days ago

Science history: 'Father of modern genetics' describes his experiments with pea plants - and proves that heredity is transmitted in discrete units - Feb. 8, 1865 -- Tia Ghose

1 month ago

These genes were thought to lead to blindness 100% of the time. They don't. -- Stephanie Pappas

1 month ago

DNA from ancient viral infections helps embryos develop, mouse study reveals -- Clarissa Brincat

2 months ago

'Night owls' may have worse heart health - but why? -- Isha Ishtiaq

1 month ago

Man's autopsy reveals unexpected 'boomerang-shaped' structure in his heart -- Lauren Schneider

1 month ago

Men develop cardiovascular disease 7 years before women -- Clarissa Brincat

1 month ago

People with more 'brown fat' have healthier cardiovascular systems. A new study in mice may explain why. -- Zunnash Khan

1 month ago

This 'marker' may be more predictive than cholesterol for heart disease -- Mary J. Scourboutakos

1 month ago

INTERVIEW - Scientists are developing a 'self-driving' device that helps patients recover from heart attacks - By - Nicoletta Lanese - Published - 30 December 25

1 day ago

Heart attacks are less harmful at night. And that might be key to treating them. -- Zunnash Khan

1 month ago

Heart quiz: What do you know about the body's hardest-working muscle? -- Marilyn Perkins

1 month ago

Gum disease treatment slows the thickening of arteries, clinical trial shows -- Sophie Berdugo

1 month ago

An experimental mRNA treatment counters immune cell aging in mice -- Nicoletta Lanese

2 months ago

Insomnia and anxiety come with a weaker immune system - a new study starts to unravel why -- Kamal Nahas

1 month ago

Mitochondria aren't only the 'powerhouses of cells' - they also battle germs -- Andrew Monteith

7 months ago

Twin study reveals signs of MS that might be detectable before symptoms -- Michael Schubert

1 year ago

Scientist who discovered body's 'fire alarm' against invading bacteria wins $250,000 Lasker prize -- Nicoletta Lanese

1 year ago

Why are some people's mosquito bites itchier than others'? New study hints at answer -- Michael Schubert

1 year ago

Scientists breed most human-like mice yet -- Emily Cooke

1 year ago

Master regulator of inflammation found - and it's in the brain stem -- Emily Cooke

1 year ago

Women have 4 times men's rate of autoimmune disease. The X chromosome may be to blame. -- Emily Cooke

1 year ago

INTERVIEW - 'It could revolutionize, completely, the way we treat depression': Researchers are exploring promising immune therapy for treating psychiatric symptoms - By - Nicoletta Lanese - Published - 7 March 26

1 day ago

'Universal' nasal-spray vaccine protects against viruses, bacteria and allergens in mice -- Nicoletta Lanese

20 days ago

Needle-free insulin? Scientists invent gel that delivers insulin through the skin in animal studies -- Sayan Tribedi

1 month ago

IVF hormones could be delivered with painless 'microneedle' patch someday, early study hints -- Theresa Sullivan Barger

1 month ago

Antibiotic resistance is the 'silent pandemic' - here are four steps to stop it -- Andre O. Hudson

1 month ago

Wegovy now comes in pill form - here's how it works -- Clarissa Brincat

1 month ago

Metal compounds identified as potential new antibiotics, thanks to robots doing 'click chemistry' -- Victoria Atkinson

2 months ago

US government overhauls the childhood vaccine schedule in unprecedented move -- Nicoletta Lanese

2 months ago

New drug could prevent diabetes complications not fixed with blood sugar control, study hints -- Nicoletta Lanese

3 months ago

INTERVIEW - The 'sweet spot' of overconfidence - project a bit to be perceived as competent, but don't be 'too seduced,' a cognitive neuroscientist explains in a Q&A - By - Tim Vernimmen - Published - 1 March 26

1 day ago

Psychedelics may rewire the brain to treat PTSD. Scientists are finally beginning to understand how. -- Jane Palmer

1 month ago

'Pain sponge' derived from stem cells could soak up pain signals before they reach the brain -- Payal Dhar

1 month ago

'Zombie' cells may drive common form of epilepsy -- RJ Mackenzie

1 month ago

A man's sudden seizures were set off by sudoku -- Sophie Berdugo

1 month ago

'Mitochondrial transfer' into nerves could relieve chronic pain, early study hints -- Nicoletta Lanese

2 months ago

Neuroscience word search - Find all the parts of the brain -- Nicoletta Lanese

2 months ago

Tiny implant 'speaks' to the brain with LED light -- Payal Dhar

2 months ago

Brain scans reveal 'dial' that helps keep us from getting lost -- RJ Mackenzie

2 months ago

COVID-19 vaccination during pregnancy may cut risk of preeclampsia -- Gabriela Galvin

16 days ago

How menopause affects the brain - and what we still don't know -- Barbara Jacquelyn Sahakian

19 days ago

In a first, study links maternal genes to risk of pregnancy loss -- Zoe Cunniffe

27 days ago

Risk of death from pregnancy in the US is 44 times higher than that from abortion, new analysis reveals -- Marianne Guenot

26 days ago

'Unprecedented': Woman delivers full-term abdominal pregnancy while also having 22-pound cyst removed -- Nicoletta Lanese

3 months ago

Could aging eggs be 'rejuvenated'? New tool may help pave the way to fertility-extending treatments -- Nicoletta Lanese

1 month ago

Study links GLP-1 use to some pregnancy risks - but the research has key caveats -- Nicoletta Lanese

3 months ago

New blood test can predict risk of postpartum depression with more than 80% accuracy -- Michele Cohen Marill

4 months ago

How long can human sperm survive? -- Emma Bryce

1 month ago

Do animals have orgasms? -- Elana Spivack

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

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

4 days ago

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

1 month ago

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

1 month ago

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

3 months ago

Study reveals why the brain 'zones out' when you're exhausted -- Sophie Berdugo

1 month ago

'DST just seems so pointless': Poll reveals most Live Science readers want to eliminate daylight saving time -- Sophie Berdugo

1 month ago

Do people dream in color or black and white? -- Abby Wilson

1 month ago

Would you get rid of daylight saving time? -- Sophie Berdugo

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

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

1 month ago

Are women less sensitive to anesthesia than men? -- Sahas Mehra

1 month ago

In 'extremely rare' case, Michigan resident dies from rabies after receiving transplanted kidney carrying the virus -- Jess Thomson

1 month ago

A parasite never before seen in humans was behind a woman's lung infection, organ damage and forgetfulness -- Mindy Weisberger

16 days ago

Obesity is linked to 1 in 10 deaths from infection worldwide - and scientists are still learning why -- Stephanie Pappas

17 days ago

Diagnostic dilemma: 83-year-old man's unusual form of syphilis had an 'uncertain' source -- Sophie Berdugo

23 days ago

Opinion - Vaccine denial sets Americans up for more chronic illness - By - Janna K. Moen - Published - 15 February 26

24 days ago

'DNA origami' could be key for making an effective HIV vaccine, early study hints -- Zunnash Khan

1 month ago

Cancer vaccine shows promise against HPV-related throat tumors in early study -- Clarissa Brincat

1 month ago

Teenager contracts rare 'welder's anthrax,' marking the ninth known case ever reported -- Sophie Berdugo

1 month ago

Only certain types of brain-training exercises reduce dementia risk, large trial reveals -- Kamal Nahas

1 month ago

BUYING GUIDE - Best running watches 2026: Premium picks and budget buys - By - Lloyd Coombes - Last updated - 10 March 26

1 hour ago

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1 year ago

Single protein could dramatically alter trajectory of Alzheimer's disease -- RJ Mackenzie

3 days ago