According to data from WastewaterSCAN, a Stanford University-led program that tracks disease activity through wastewater ...

If you’re anxious about catching rare viral diseases like Ebola and hantavirus, experts say you should focus on preventing ...

Here are the top 8 most contagious and dangerous forms of STDs in the world. Check out their symptoms as well.

Social media users around the world have been claiming that hantavirus can’t be spread from one human to another. However, scientists have confirmed that the strain of the virus that circulated on ...

A highly contagious stomach bug is showing up in a way that can catch communities before doctor visits do.WastewaterSCAN data ...

Flu season may be mostly behind us, but levels of norovirus, the nasty, highly contagious stomach bug, are rising, according ...

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 ...

Pneumonia is an infection that affects one or both lungs, and can be caused by bacteria, virus or fungus.

Allergic conjunctivitis is not contagious, but other types of conjunctivitis, such as viral or bacterial, are. People can take steps to prevent transmission of the contagious types. These steps ...

About 50,000 children are hospitalized annually.

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 virus, you undoubtedly have lots of questions. The one that probably ...