Coronavirus in Kids and Babies

People can spread the coronavirus even when they don’t have symptoms or before symptoms start. Try on masks at home so children have time to get us...

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Coronavirus Antibody Testing

An antibody test is a screening for things called antibodies in your blood. It’s simpler and faster than an antibody test. An antibody test shows t...

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Do I Need a Pneumonia Vaccine?

Although the pneumonia vaccine can’t prevent all cases, it can lower your chances of catching the disease. Many diseases can cause your immune syst...

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When a Cold Becomes Bronchitis

If you have a dry cough with little to no mucus, your doctor may prescribe cough medicine. A cough is a common cold symptom. But if you’re still co...

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What is Bacterial Pneumonia?

Bacterial pneumonia is an infection of your lungs caused by certain bacteria. Your doctor might be able to tell if you have bacterial pneumonia jus...

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What is Popcorn Lung?

'Popcorn lung' is the nickname for bronchiolitis obliterans. When you have 'popcorn lung,' those tiny air passages get irritated and inflamed. Some...

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What is Herd Immunity?

You don’t get sick, but your immune system still makes protective antibodies. The R0 tells you the average number of people that a single person wi...

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