What Causes a Cold Sore? Factors can include injury or stress.
Is the Nasal Spray Flu Vaccine for You? Some shouldn't get it.
Don't Breathe Outdoor Smoke. Steer clear to avoid breathing problems.
Worried About Lung Disease? Watch for these early-warning signs.
Can't Kick the Common Cold? These suggestions may ease symptoms.
Moderna's Combo Flu and COVID Shot Shows Promise
Shingles Vaccine Could Protect Heart Health
U.S. Sees Most Child Flu Deaths Since 2009
Novavax COVID Vaccine Moves Closer to Full FDA Approval
U.S. Faces Largest Measles Outbreak Since 2000
CDC Cancels Measles Help for Texas Schools Amid Staff Layoffs
