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. 

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Editor's Picks

close up on a middle aged white woman's face as she tweezes her left eyebrow, squinting slightly
Why don't overplucked eyebrows fully grow back? Taking tweezers to your eyebrows can yield unpredictable results. So what determines if your eyebrows grow back after you pluck them?
Histological view in red dye of adenocarcinoma (a cancer that starts in the mucous cells of an organ) of the exocrine pancreas.
The 10 deadliest cancers, and why there's no cure The deadliest cancers aren't necessarily the ones that kill the most people. Some are rare, but have poor survival rates.
An illustration of a woman's face in profile. Her face is blue and she has a white light and lots of dots overing her face in an abstract way.
What are the most common elements in the human body? Our bodies are largely made of these four elements.

Latest about Health

woman at a desk surrounded by papers and a laptop holds her head in one hand and a cup of coffee in the other

Does caffeine help or cause headaches?

By Donavyn Coffey published

Caffeine's influence over headaches is complicated.

Food & Diet
Best running headphones

Best running headphones 2023: Step up your workout

By Harry Bullmore last updated

BUYING GUIDE Power up your workouts with the best running headphones, including top picks from Bose, Samsung and more.

BUYING GUIDE
A multi-layered cake on a plate topped with brown dust next to a knife and fork

Why do we always have room for dessert?

By Kiley Price published

Adding variety to your diet may cause you to eat more than you need to, studies show.

Food & Diet
A woman looks at a human brain in a human-shaped frame

Do we really use only 10% of our brains?

By Elana Spivack published

How much of the brain does each person use throughout their day?

Neuroscience
photo shows a woman's arms holding a baby in a yellow onesie, who has an adhesive bandage on her outer thigh as if the baby just got an injection

'Powerful' new RSV prevention drug should be available to all infants this fall, CDC says

By Nicoletta Lanese published

Come fall, a new antibody drug should be available to protect U.S. newborns and infants younger than 8 months from severe RSV infections.

Medicine & Drugs
close up photo of the front half of a cat flea's body and head

Typhus from fleas is on the rise in LA County, CDC warns

By Nicoletta Lanese published

Flea-spread typhus grew more common in L.A. County between 2010 and 2022, a new report suggests.

Viruses, Infections & Disease
Three boxes of capsules of doxycycline

Could an antibiotic taken after unprotected sex prevent STIs? What to know about doxy-PEP.

By Emily Cooke published

This summer, the CDC is expected to release guidelines for the use of doxy-PEP to prevent STIs. But what is it, and why is everyone talking about it now?

Medicine & Drugs
photo shows an eye doctor in the foreground, looking towards a computer monitor in the foreground that's showing a close up image of a patient's eyeball

Weird 'gut-eye axis' links the retina and intestines, and may help explain glaucoma

By Stephanie Pappas published

A type of immune cell that travels from the gut to the eyeballs may help to explain why some people with glaucoma continue to lose their vision after treatment.

Viruses, Infections & Disease
illustration of a point of connection between two brain cells where one is sending glowing chemical signals to the other

Strange, two-faced brain cells confirmed to exist, and they may play a role in schizophrenia

By Rebecca Sohn published

Researchers have confirmed the existence of an odd type of brain cell that other neuroscientists once thought might be only a technical quirk or error.

Neuroscience
Streptococcus pyogenes, or scarlet fever, infection

In rare case, man develops 'flesh-eating' bacterial infection on both legs, but 4 days apart

By Kiley Price published

"Flesh-eating" bacteria normally spread rapidly throughout the body. In this case, it took four days for the infection to reach both of a man's legs.

Viruses, Infections & Disease
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