Cold sores, also known as fever blisters, can appear on your mouth or lip and are usually caused by oral herpes or herpes simplex virus type 1 (HSV-1). “It’s extremely ubiquitous,” says Alexandra ...

So, you woke up with a sore throat — is it COVID-19, allergies, a cold or something else entirely? With winter weather on its way, it's virtually impossible not to catch some sort of illness. But when ...

A mysterious bump near your lips can be unsettling. Is it a harmless pimple or something more serious like a cold sore? Distinguishing between the two is crucial for effective treatment and prevention ...

Cold sores, also known as oral herpes, can pass through sexual contact. However, they are not technically a sexually transmitted infection (STI), as people most often acquire cold sores through ...

Florida reported 20 outbreaks of flu in 12 counties Jan. 4-10. What to know about symptoms, when to call a doctor.

The common cold is caused by one of more than 200 viruses circulating at any given time. Children typically get between 6 and 10 colds yearly, while adults get between 2 and 4. Colds usually include a ...