Worried about passing your cold to your friends or coworkers? Doctors explain how long colds are contagious and offer tips ...

Add Yahoo as a preferred source to see more of our stories on Google. It's cold and flu season again. (Getty Images) (HUIZENG HU via Getty Images) This time of year, there are a number of viruses ...

Scientists say just seeing other people be chilly can cause you to be cold as well. Our bodies adjust our core temperature based on the surrounding environment, but that core temperature can also be ...

From the flu to the common cold, viruses keep knocking out Minnesotans this winter. After you start to feel better, how long are you contagious? "After the flu, you're generally the most contagious at ...

This time of year, there are a number of viruses doing the rounds, and it can be hard to dodge the dreaded flu or common cold. If you are unlucky enough to get struck down with illness, you will ...