Having Trouble Swallowing? Continue.
What Causes a Cold Sore? Factors can include injury or stress.
Breathe Easier in a Volcano Zone. Continue.
Don't Breathe Outdoor Smoke. Steer clear to avoid breathing problems.
What's Behind a Sore Throat? Sinus or throat infections are common causes.
HIV Pills Might Prevent Alzheimer's
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
