Health

A new viral cousin of Covid-19 can resist vaccine immunity, study finds

Your gut microbes can help fight cancer, new research reveals

Going to bed before this time could boost your metabolic health

Why you shouldn't sleep in on the weekend (sorry)

Why just one case of polio is cause for alarm — a virologist explains the dreaded disease

Is ketamine the secret to treating depression? Studies reveal its potential

These two daily activities are wreaking havoc on teens’ sleep

Study challenges a longstanding myth about Covid-19 and Vitamin D

Can science prevent a pandemic?

How to help a loved one through a medical crisis

What are the side effects of the new Covid-19 bivalent booster?

Do I need a polio booster?

Extreme heat linked to harassment at work, study reveals

This face mask hunts for viruses in the air you breathe

Eating at this hour is associated with lower depression and anxiety, study shows

Should you take a personalized multivitamin? A nutrition expert explains one big problem with these regimens

To solve Long Covid, scientists try to pinpoint when the immune system goes haywire

This team of doctors reveals how to avoid a massive pitfall in making new drugs

This common mosquito-borne virus can be deadly — and researchers don’t know enough about it

Younger adults aren’t getting boosted — here’s why that could be a huge problem

This household appliance could be filling your home with invisible health hazards

Is green coffee good for you? A food scientist debunks the hype

Need to use 988? 4 key questions about the new mental health crisis hotline, answered

Air pollution can damage teens' hearts within two hours, study finds

Blue Origin rocket fails and more: Understand the world through 9 images

Is that a piece of cake? Here's how your brain knows something is food

Is decaf coffee caffeine-free? 'Dr. Coffee' shares the answer

Brushing your teeth can protect brain health, new research reveals

Peeing Red: What is beeturia and who gets it?

Psychological distress may increase your odds of getting long Covid, study finds

Low booster rates can have serious ripple effects. Get your shot ASAP

Covid-19 boosters: Immunologists answer 5 key questions about the new shots

Are muscle knots real? An exercise physiologist explains what they really are

Here's why sunburns are more common than ever — and how to properly protect your skin

This 31,000-year-old fossil reveals the world's oldest amputation

Webb captures Tarantula Nebula and more: Understand the world through 8 images

Being the only one masked in the office can be hard. A psychiatrist suggests these tips

Can you drink coffee without staining your teeth? Dentists reveal tricks that actually work

Racial disparities in Covid-19 booster shots have deadly consequences

Can my pet get monkeypox? Here's what veterinarians say

Viruses and bacteria can team up in the worst possible way

Slime keeps appearing in nature and scientists are just starting to figure out why

Scientists uncover the hidden genetic consequence of an 800-year-old hate crime

Do detox foot pads work? An immunologist explains a huge flaw with the wellness trend

This indispensable habit reduces your risk of getting Covid-19

Deficiencies in these common vitamins can cause peculiar and dramatic symptoms

Why is my dog lazy? New research explains the frustrating answer

Billions of people may face "unprecedented" and deadly heat within 78 years

Psychedelic trips and near-death experiences result in strikingly similar shifts in mindset

Alzheimer's disease has no cure — but unproven treatments claim otherwise