The illness is typically seen in children under five years old, but health experts say they’ve recently started noticing more ...

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

Lee: You can have upper respiratory symptoms with both colds, the flu, and allergies. But if you’re just having allergies, ...

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

A recent study of schoolchildren finds that the youngest students harbor the most germs. Researchers looked at nasal swabs and symptom reports of more than 800 students and staff in ...