What Causes a Cold Sore? Factors can include injury or stress.
What's Behind Your Sore Throat? Signs that it may be a virus.
Flu 101. Continue.
Want Healthier Lungs? Here's what you can do.
Why the Frequent Nosebleeds? What can cause them in children.
Do You Have Long COVID? Depends Whom You Ask, Study Says
Summer COVID Surge Continues as Wastewater Levels Rise, CDC Says
Tamiflu Safe For Children, Study Concludes
Flu-Linked Brain Swelling Is Rare in Kids, But It Can Be Fatal
COVID Vaccines Saved More Than 2.5 Million Lives, Mostly Seniors
Vitamin D Might Offer Protection Against COVID-19
