Infectious Diseases

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

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Can Covid-19 Make Your Hair Fall Out?

If you're losing hair during the pandemic, you're not alone. You also don't need to worry. Here's what to know...


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Covid-19 Took This Woman’s Sense of Smell—She’s Fighting to Get It Back

After Covid-19 left her with a loss of smell, or anosmia, Molly Moore is using smell training, including...


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Should You Buy a Copper-Infused Face Mask for Covid-19 Protection?

Can copper-containing face masks offer more protection against the virus that causes Covid-19? Here's what the science says.


N95 vs. KN95 vs. KF94 Face Masks: Which Is Better?

Masks are essential gear for everyone during this pandemic—and some face masks are better than others. Here's everything you...


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Are 2 Face Masks Better Than 1 for Covid-19 Protection?

Wearing a face mask can prevent the spread of Covid-19, but can two masks offer more protection? Double-masking...


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Losing Your Sense of Smell and Covid-19: What It Means

Recent research suggests this symptom may be just as common as loss of taste—but it might indicate a milder case...


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Covid-19 Vaccines: Moderna vs. Pfizer—What Docs Need You to Know

Moderna and Pfizer are the first two Covid-19 vaccines available, but how do they compare? Here are the similarities and...


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Can You Test Positive for Covid-19 After Getting the Vaccine?

If you got the Covid-19 vaccine, you're not in the clear just yet. Here are the possible scenarios where...

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How Dangerous Are the New Coronavirus Mutations?

Multiple Covid-19 variants are circulating. Here's what to know about these coronavirus mutations and whether the new vaccines will...


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How to Get the Covid-19 Vaccine at CVS

The distribution of Covid-19 vaccines is ramping up. Look for shots at local retailers, including CVS pharmacies. Here's how...


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My Family Shared a Covid-19 Conspiracy Theory Video. Now What?

Some people still believe the coronavirus is a hoax. Here's expert advice on how to judge information and how to...


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How to Get the Covid-19 Vaccine at Costco

Costco is one of many retailers that will be offering Covid-19 vaccines. Here's how the vaccination process works and...


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The New Covid-19 Vaccine Is Here: This Is What Doctors Need You to Know

Is the vaccine safe? How long does the protection last? When will you be able to get it? Here are...


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Yes, Your Face Mask Can Irritate Your Eyes: 6 Solutions from Eye Specialists

Masks are an essential ingredient in the fight against Covid-19's spread, but our eyes are paying a price.


Here’s When the New Covid-19 Vaccine Will Most Likely Reach You

The first Covid-19 vaccine is closer to launch, but how long it will take until you get it may...


What Is a Normal Oxygen Level and How Can I Check Mine?

A pulse oximeter may be a helpful tool to monitor oxygen levels at home if you suspect you have


A Covid-19 Winter Is Coming: Use These Expert Tips to Prep

From stocking your pantry to creating a cozy nest, here are expert tips on preparing for a coronavirus winter.

Why Some People Are More Likely to Spread Covid-19 Than Others

When it comes to coronavirus "super spreader" events, a relatively small proportion of virus carriers are thought to be responsible...


Think Coronavirus Is a Hoax? 6 Things that Make It Clear It’s Not

Check the facts and the hard data, coronavirus is not a hoax. Here are six reasons why, according to...


10 of the Worst Covid-19 Super Spreader Events So Far

Super spreader events can transmit Covid-19 to dozens or even hundreds of people. Here are some of the...


How to Read People’s Faces When They Are Wearing a Mask

It's hard to read someone's facial expressions and body language when all you can see is their eyes, but learning...


Surprising Ways America’s Health Has Changed During Covid-19

The Covid-19 pandemic is changing the health of Americans in surprising ways, from a possible milder flu season...


Do Face Shields Really Help Stop Coronavirus?

Face shields can provide Covid-19 protection, but only if you wear them with a face mask. Here's...

Coronavirus and Super Spreaders: What the CDC Wants You to Know

Super-spreader events—and super spreaders—can transmit a virus to many people all at once. The recent event in the Rose Garden...


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7 Best Cold Weather Face Masks for Coronavirus

Stay warm, cozy, and stylish in winter with these doctor-recommended face masks for cold weather, from neck gaiters to reusable...


This Is How Damaging Covid-19 Can Be For Your Heart

You don't have to be critically ill to suffer heart damage from Covid-19. The virus can cause heart trouble...


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This Man Was Superfit When He Got Covid-19—and Then He Lost His Leg

After a severe Covid-19 diagnosis, a personal trainer is left in a wheelchair after having his right leg and ...


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What It’s Like to Lose Your Sense of Taste and Smell from Covid-19

More than 200 days after she was first diagnosed, a Covid-19 "long-hauler" shares her experience of virus-induced smell and taste...


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Can Mosquitoes Transmit Coronavirus?

Mosquitoes can transmit many diseases but current evidence suggests that Covid-19 isn't one of them. Still, it's important to take...