It's not easy to tell these health conditions apart based on their symptoms alone. Find out about the differences between these illnesses.

Having the flu is a lousy experience, regardless of the type you have. While news of a rough flu season ahead (spurred by subclade K) continues to make headlines, there are two main types of flu, A ...

Add Yahoo as a preferred source to see more of our stories on Google. There are a few key differences, but these viruses also have some things in common. Sick with something and aren’t sure what it is ...

Flu season is starting to tick up in the U.S. And, looking at clues from other countries, we may be in for a rough winter. But not all influenza is the same. And there are some notable differences ...

The number of people getting sick with influenza B has gone up for three weeks straight, now making up about a third of flu ...

Cases of norovirus and the flu are jumping around the country. Both viruses can make you sick for days. Here’s what infectious disease doctors want you to know about the differences between the ...