Stuffy Nose - Videos

One-third of Americans got a flu shot in 2008; a number far below what the CDC recommended.

Most of us are familiar with the symptoms of the flu; fever, chills, fatigue, stuffy nose, sore throat. Most of us know that it is caused by the influenza virus. And we all dread it. But just what is the flu?

Flu-like illnesses continue to increase on college campuses.

Children with underlying conditions like asthma are particularly vulnerable to the flu.

NBC¿s Stephanie Bergmann gives us the dirty details on all the dirt and germs found on the bottom of women¿s purses.