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 ...

NBC Selected independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Michelle Rostamian Contributing Writer Like acne, a ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Like acne, a cold sore outbreak can be a frustrating ...

Cold sores are caused by the herpes simplex virus and can be both painful and disruptive. While a poor diet can weaken the immune system and increase susceptibility, certain healthy foods may also ...

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 ...

The summer weather is well and truly in full swing - but unfortunately, cold sores are not exclusively a winter ailment. Plenty of other factors can trigger them, including illness, menstrual cycles ...