The common cold is a respiratory illness that can be caused by more than 200 different viruses, although rhinoviruses are the ...

Add Yahoo as a preferred source to see more of our stories on Google. Getting sick leading up to the holidays brings its own set of headaches. If you’re anything like me, you’ll be worried about ...

Add Yahoo as a preferred source to see more of our stories on Google. If you test positive for COVID-19, learn that a loved one has been infected or find out you’ve been exposed to someone with the ...

A hantavirus outbreak on a cruise ship has left three passengers dead and others sickened. On Thursday, the World Health ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

Whooping cough, medically known as pertussis, is a highly contagious bacterial infection that affects the airways.

Across the country, there's a rise in cases of a seasonal illness that's causing medical professionals to speak out.

The highly contagious stomach virus goes around at least once a year, usually in February and March — but it’s hitting later ...

For a person to develop cystic fibrosis, both their parents must carry the gene mutation. As such, the condition is not contagious. Cystic fibrosis (CF) is a genetic condition that causes a buildup of ...

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