Infectious Diseases

Infectious diseases are everywhere. Learn about infection symptoms, types of infections, prevention and more.

9 Ways Doctors Protect Themselves From Coronavirus

Doctors are protecting themselves from coronavirus and Covid-19 with time-tested hygiene practices, the same types of infection-control measures that everyone...

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Coronavirus in Wuhan: A Nurse’s Story on Getting Sick, Quarantine, and a Friend’s Death

"At first I didn't know anyone personally who had died," she says. "Now I don't know anyone who doesn't know...

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ER Doctors Couldn’t Figure Out Why This Man Had Awful Headaches

Sometimes, symptoms can be misleading—and that's where the trouble started for this man with a combination of viral meningitis and...

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Coronavirus and Travel: What This Woman Packed for the Covid-19 Outbreak

Vaccinations and first aid kit? Check. But what about protection from Covid-19 and the coronavirus? We asked medical professionals for...

Red Flags a Public Pool Is Too Dirty for Swimming

These quick, expert-approved tricks will keep you—and your fellow swimmers—healthy and germ-free this summer.

The Hidden Health Danger at Petting Zoos

While petting zoos are a lot of fun for families, if you don't take certain precautions, you could be putting...

11 Things You Didn’t Know Were Contagious

Germs aren't the only things you have to worry about "catching."

This Man Thought He Had the Flu. Months Later, He Could Barely Eat or Talk.

He was incredibly lucky to find a doctor who had seen his condition before.

14 Surprising Reasons You Might Not Be Able to Donate Blood

Donating blood is a generous—not to mention necessary—act, but there are several restrictions on giving that protect you and future...

12 Medical Conditions That Can Kill You in 24 Hours or Less

Some illnesses can kill in 24 hours or less. From stroke to mosquito-borne diseases, here's what you need to know.

13 Surprising Things Most People Don’t Know About HIV and AIDS

Thankfully, AIDS in the 21st century is nothing like it was in the decade that preceded it, but it is...

9 Ways to Protect Yourself Against the Next Viral Outbreak

With all the news about weird, scary, and even deadly illnesses, now is the time to take extra precautions to...

8 Places You Should Never, Ever Touch in Public Bathrooms

Yuck! You’ll want to hold it until you get home after reading this.

These 9 Diseases Are the Most Deadly in the World

You might be surprised by a few diseases on this list from the World Health Organization.

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7 Things That Can Happen If You Don’t Wash Your Hands

Handwashing is a simple act that you (hopefully!) do many times a day, but it's even more important than...

What Doctors Need You to Know About Hand, Foot, and Mouth Disease

Coxsackievirus causes this common childhood ailment. Here's the scoop on the illness, its treatment—and everything else you need to know.

12 Scary Diseases You Didn’t Know You Could Catch at the Beach

Sunburn isn't the only concern at the shore this year. Keep your family safe by protecting them against these scary...

12 Diseases You Didn’t Know You Could Get on Vacation

Vacations are about leaving worry behind—but you'll want to take measures to avoid these disgusting and sometimes deadly infections. Here's...

9 Things That Food Poisoning Experts Never Eat

Some foods are more associated with illnesses than others, according to the Centers for Disease Control and Prevention (CDC). But...

15 Diseases You Thought Were Gone—but Aren’t

Believe it or not, these retro-sounding illnesses are still alive and well, and without the necessary precautions, you could wind...

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10 Ways You’re Washing Your Hands Wrong

Improper handwashing can leave you susceptible to germs. Make sure you’re not making common hand-washing mistakes.

The Scary Health Threat You Need to Know if You’re Planning to Visit Florida Anytime Soon

A parasitic worm that can infect your brain. Sounds like science fiction, but it isn't—the thing lives in Florida, and...

Do You Really Need to Clean Your Grocery Store Shopping Cart?

Your grocery store shopping cart could be a germ magnet! Here's what you need to know.

Are Measles Coming Back? What You Need to Know

Measles are so last century, right? You might think no one actually gets them anymore, but recent outbreaks suggest otherwise.

Let’s Settle This: Does Double-Dipping Get You Sick?

Sometimes you realize that you want a little more salsa on the second half of your chip, but should you...

Kissing! Sex! 6 Answers to Very Personal Zika Virus Questions to Keep You Safe

The Zika virus has been detected in blood, semen, saliva, and urine. Here's what you need to know about Zika...

6 Ways to Avoid Getting Bitten By a Zika Virus Mosquito

The most effective way to protect yourself from the Zika virus is to prevent mosquito bites.