What Causes a Cold Sore? Factors can include injury or stress.
Help Keep Germs at Bay. Cover your mouth when you cough or sneeze.
Considering the Nasal Spray Flu Vaccine? Some people shouldn't get it, experts say.
Coping With the Flu. If symptoms aren't severe, you may not need medication.
When to Call the Doctor About a Cold or Flu. Signs they need medical attention.
COVID Vaccination Safer For Kids' Heart Health Than Infection, Study Says
5,000+ Measles Cases Threaten Canada’s Elimination Status
Flu, COVID Increase Risk of Heart Attack, Stroke
Measles Outbreak Spreads Beyond Utah-Arizona Border, 123 Cases Reported
RSV Antibody Shot Safe For Infants Even If Mom Was Vaccinated During Pregnancy, Experts Say
Shingles Vax Protects Against Heart Disease, Dementia, Death
