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The latest news in medicine and wellness: From findings on heart disease, to facts about fitness, to breakthroughs on COVID-19.

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A man wearing a grey suit and glasses has a white surgical mask partially covering his mouth and chin. He is walking down a cobblestone street facing towards the camera while others walk facing the other way. It is nighttime and a building and street vendor are in the background.
Health

As Olympics continue, Japan struggles with its largest COVID spike yet

By Lauren Leffer

Black adults speaking to a black child in a dress
Health

How to use science to talk to kids about gender

By Tyler Santora

artificial sweeteners
Health

Sorry, but artificial sweeteners won’t help you lose weight

By Sara Chodosh

What Social Psychology Says About Darren Wilson And Michael Brown
Health

What Social Psychology Says About Darren Wilson And Michael Brown

By Rafi Letzter

The Book of Woe
Health

The Trouble With The DSM

By Gary Greenberg

two gloved hands hold up a black and white globe with a medical mask stretched over it against a blue background with several red coronaviruses on it
Health

How long will we keep wearing masks?

By Eleanor Cummins

A person washing their hands with soap and water spreads soap between their fingers over the basin of a sink.
Health

Why you should recommit to hand-washing to help prevent COVID

By Erin Fennessy

Kid in pink bathing suit doing a flip in a lake
Health

Swimming is the ultimate brain exercise. Here’s why.

By Seena Matthew/The Conversation

young girl wearing mask
Health

CDC: Vaccinated people in two-thirds of the US should mask up

By Sara Chodosh and Claire Maldarelli

A dark haired person wearing a black and white patterned mask with a red backpack stands in a grocery store aisle, holding up a smartphone in one hand and running their other hand through their hair. They are looking intently at an array of colorful packaged foods.
Health

What the CDC’s new mask guidance means for you

By Lauren Leffer

revolution balance board
Health

Balance boards make for a scary, fun, and surprisingly perfect pandemic workout

By Rob Verger

CRISPR breaks ground as a one-shot treatment for a rare disease
Health

CRISPR breaks ground as a one-shot treatment for a rare disease

By Rebecca Sohn

American leisure activities by age, income percentile, and gender
Health

5 graphs that reveal how Americans spend their free time

By Eleanor Cummins

How many hours of sleep do you actually need?
Science

How many hours of sleep do you actually need?

By Claire Maldarelli

a smiling woman crouching down to talk to a small child in a hooded jacket
Health

What ‘gentle parenting’ can teach us about care, relationships, and communication

By Julia Hotz

warming art
Science

Your Nose Is Bad At Warming Air

By Alexandra Ossola

Several glass vials of the COVID-19 vaccine sit on a table top.
Health

Despite surging Delta variant, a national vaccine mandate is unlikely

By Erin Fennessy

how to identify ticks
Environment

A guide to the tick species every American should know

By Tim MacWelch/ Outdoor Life

man taking basketball shot
Health

Muscle memory is real, but it’s probably not what you think

By Sara Chodosh

bill faloon forever family at a venue
Health

Is there any truth to anti-aging schemes?

By Andrew Zaleski

Green hummingbird hovering in the air
Health

This is the most soothing sound in the world

By Purbita Saha

What extreme heat means for the future of the Summer Olympics
Health

What extreme heat means for the future of the Summer Olympics

By Isobel Whitcomb

mosquito biting a human limb
Environment

Mosquitoes that carry dengue might not survive rising temperatures

By Kate Baggaley

A healthcare professional administers a shot in an arm to a person in a brown shirt.
Health

The J&J vaccine may be less effective against the Delta variant than we hoped

By Hannah Seo

The pandemic drove overdose deaths to a record high, but telemedicine may curb the trend
Health

The pandemic drove overdose deaths to a record high, but telemedicine may curb the trend

By Kate Baggaley

A child wearing a dark t-shirt and striped leggings climbs a playground structure. The child and structure are greyscale against a yellow, beige, black, pink, and green abstract background.
Health

The elements that make a perfect playground

By Lauren Leffer

A grey haired man in a dark suit, wearing a black mask stands in from of a two-toned blue background and behind a long table set up with three microphones and chairs. The background says "Tokyo 2020" in large white letters and displays the Olympic logo.
Health

COVID cases are plaguing the Olympics even before they’ve begun

By Lauren Leffer

non medical exemptions vaccines counties
Health

Scientists predicted the current measles outbreaks a year ago

By Sara Chodosh

Woman sleeping in bed next to laptop and empty mug
Health

How Amazon’s radar-based sleep tracking could work

By Charlotte Hu

inside of walnut
Health

4 ways plant protein is healthier than animal protein

By Sara Chodosh

Settlers of Catan game pieces.
Health

How to destroy your friends and family in 4 popular board games

By Grace Wade

A doctor looks at images of a brain as he performs surgery.
Technology

A new AI-powered brain implant allowed a paralyzed man to speak again

By Hannah Seo

Shirtless person looking out at the ocean and beach
Health

Your favorite sunscreen might have just been recalled

By Purbita Saha

Is working from home damaging your eyes?
Health

Is working from home damaging your eyes?

By Isobel Whitcomb

Sarah Theodoroff on a purple background
Health

For veterans with PTSD, tinnitus can be unbearable. This scientist is finding ways to soothe them.

By Erin Blakemore

stack of pancakes
Health

These charts will help you visualize just how unhealthy diets are around the world

By Sara Chodosh

tins of dog food
Environment

Raw dog food can harbor antibiotic-resistant bacteria

By Philip Kiefer

cereal bowl
Health

Find the real breakfast of champions with this helpful chart

By Sara Chodosh

a pregnant person touches their belly
Health

A simple blood test could save new mothers. Why aren’t more doctors using it?

By Sarah Yahr Tucker

A blue-gloved hand holds a vial of the Johnson & Johnson/Janssen COVID-19 vaccine.
Health

Why the FDA issued a new warning about the J&J vaccine

By Hannah Seo

moderna covid shot
Health

What you should know about COVID booster shots so far

By Philip Kiefer

Ingenious Tourniquet Invention Saves Lives
Technology

Ingenious Tourniquet Invention Saves Lives

By Rose Pastore

A person wearing a surgical hair net, face mask, face shield and protective surgical gown pulls on surgical gloves while standing in a health clinic.
Health

Under-vaccinated hotspots fuel 60 percent increase in US COVID-19 cases

By Erin Fennessy

White Olympics five-ring flag flying during the 1988 summer games in Seoul
Health

Why are people obsessed with the Olympics?

By Jake Bittle

Umbilical cord knot seen on screening images
Health

What umbilical cord tests can and can’t tell us about stillbirths

By Claire Marie Porter/Undark

muscle man workout
Health

There are only two supplements proven to help you build muscle

By Sara Chodosh

You can injure yourself stretching—but it’s not easy
Science

You can injure yourself stretching—but it’s not easy

By Claire Maldarelli

Young climate change activists holding signs at a protest with a light purple filter
Health

Kids are suffering from climate anxiety. It’s time for adults to do something.

By Sara Kiley Watson

pregnant person holding their belly
Health

A new drug could help treat perinatal depression

By Philip Kiefer

Person suffering from anxiety
Health

How to support people feeling anxious as pandemic restrictions lift

By Dan Seitz

Plexiglass barriers shield cashier stations in grocery store checkout lanes.
Health

This new plexiglass coating could grab viral droplets from the air

By Rahul Rao

The Indie Scientist Who Vows To Leave No Mutation Behind
Health

The Indie Scientist Who Vows To Leave No Mutation Behind

By Aimee Swartz

Stop blaming blue light for all your problems
Health

Stop blaming blue light for all your problems

By Alex Schwartz

Teenager dipping toes into a lake or ocean
Health

Your summer guide to sunscreen, from SPF to not-so-magic pills

By Sara Chodosh

Does Teeth Whitening Work? And Is It Safe?
Health

Does Teeth Whitening Work? And Is It Safe?

By Breanna Draxler

A doctor with a mask on hold a COVID vaccine vial
Health

All three US COVID vaccines protect against the Delta variant

By Lauren Leffer

How to make sure your leech bite doesn’t kill you
Environment

How to make sure your leech bite doesn’t kill you

By Kate Baggaley

The World Health Organization Wants Everybody To Use Smart Syringes By 2020
Health

The World Health Organization Wants Everybody To Use Smart Syringes By 2020

By Francie Diep

map of zika infected area
Health

Florida Health Officials Confirm 10 New Cases Of Locally Acquired Zika Infection

By Claire Maldarelli

a gun
Technology

Gun control laws actually work, according to new research

By Peter Hess

Four Non-Travel Zika Cases Under Investigation In South Florida
Health

Four Non-Travel Zika Cases Under Investigation In South Florida

By Meaghan Lee Callaghan

Hacking Diabetes At Home
Health

Hacking Diabetes At Home

By Alexandra Ossola

This Is What The Zika Virus Looks Like In Near-Atomic Detail
Health

This Is What The Zika Virus Looks Like In Near-Atomic Detail

By Claire Maldarelli

How The Meaning Of Cancer Has Changed
Health

How The Meaning Of Cancer Has Changed

By Alexandra Ossola