Back to Health A to Z. Cold sores are common and usually clear up on their own within 10 days. But there are things you can do to help ease the pain. Cold sores should start to heal within 10 days, but are contagious and may be irritating or painful while they heal. Some people find that certain things trigger a cold sore, such as another illness, sunshine or menstrual periods. Cold sores are contagious from the moment you first feel tingling or other signs of a cold sore coming on to when the cold sore has completely healed.
When Does a Cold Sore Stop Being Contagious? Tips for Prevention
Victoria has recorded one new coronavirus case and no deaths. Follow our live coverage for the latest news on the coronavirus pandemic. Ask anyone who gets cold sores and they'll tell you how unpleasant these little sores and blisters can be. Cold sores, which usually appear on your lips or the skin around your mouth, are also known as oral herpes and are caused by the herpes simplex virus HSV. This virus is also responsible for blisters and sores in the genital area, known as genital herpes.
Genital herpes: Can you get it during oral sex with someone who gets cold sores?
Cold sores are small blisters that develop on the lips or around the mouth. They're caused by the herpes simplex virus and usually clear up without treatment within 7 to 10 days. Cold sores often start with a tingling, itching or burning sensation around your mouth. Small fluid-filled sores then appear, usually on the edges of your lower lip. Read more about the symptoms of cold sores.
Many people are not aware that cold sores or fever blisters are the symptoms of oral herpes. That's why people with oral herpes often unknowingly transmit their cold sores to their partner's genitals during oral sex. Ironically, the person with cold sores may even unfairly blame their partner for getting infected.