What Causes a Cold Sore? Factors can include injury or stress.
Caring for Bronchitis. Continue.
Is the Nasal Spray Flu Vaccine for You? Some shouldn't get it.
Living With Pulmonary Hypertension. High blood pressure in narrowed lung arteries.
What's Behind Nasal Congestion. Things that can stuff up your nose.
What You Need to Know About FluMist, the Nasal Flu Vaccine
CDC Lowers Age for First Pneumococcal Vaccine to 50
Walking Pneumonia Cases Spike Among Young Kids
The Right Time is Now to Get Your Flu Vaccine
Record Rate of U.S. Kindergartners Failed to Get Recommended Vaccines
This Season's Flu Vaccine Cuts Risk of Hospitalization by Almost 35%