What Causes a Cold Sore? Factors can include injury or stress.
Getting a Nasal Vaccine for Flu. Some should consult a doctor first.
Is the Nasal Spray Flu Vaccine for You? Some shouldn't get it.
Ease Your Child's Flu Symptoms. Continue.
Who Gets Pneumonia? Age and health affect your risk.
Moderna’s New Flu Shot Shows Strong Results in Older Adults
RFK Jr.-Appointed Vaccine Panel Removes Flu Shot Ingredient
COVID Vaccine Labels To Warn of Rare Heart Risk
Wastewater Can Accurately Predict COVID-19 Surges
Updated COVID Vaccines Effective Against New Strains
How Wildfires Might Increase Risk Of Flu, COVID-19