What Causes a Cold Sore? Factors can include injury or stress.
Prevent Passing Germs. Here's what you can do.
Reduce Infection Risk After Ear Piercing. And help speed healing.
Considering the Nasal Spray Flu Vaccine? Some people shouldn't get it, experts say.
Treating a Nosebleed. They're common during childhood, doctors say.
CDC Names The 4 Most Dangerous Superbugs In The U.S.
New CDC Guidelines Could Leave Babies Vulnerable To Hepatitis B, Study Warns
FDA Approves Hepatitis B Shot That May Let Some Patients Stop All Treatment
Hospitals Not Taking Simple Steps To Avoid Catheter-Related UTIs, Study Finds
Flu Season May Be Starting Early; Experts Say Get Vaccinated Now
Fifth Measles Death Reported As US Cases Reach New 35-Year High
