Experts blame misinformation and “vaccine fatigue” for declining demand for flu shots. Here's what you should know about flu vaccines this year.

Should you take vitamin C or zinc when you are sick with a common cold or influenza? Immunologist Zachary Rubin explains ...

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

Autumn marks the start of respiratory virus season, when colds, flu and other bugs start circulating — especially among the ...