What Causes a Cold Sore? Factors can include injury or stress.
Worried About Lung Disease? Watch for these early-warning signs.
Ease In-Flight Ear Pain. Keep kids comfortable while flying.
Avoid Hoarseness. Continue.
Considering the Nasal Spray Flu Vaccine? Some people shouldn't get it, experts say.
Hundreds of Kids Forced Into Quarantine As Measles Outbreaks Spread
Interim CDC Chief Calls for Separate MMR Shots
CDC Leaves COVID Vaccination Up to Patients
Minnesota Confirms 10 New Measles Cases, All in Unvaccinated Travelers
Kids' Long COVID Risk Doubles After Second Infection, Researchers Say
HPV Vaccine Protecting Against Infections, Even Among Unvaccinated
