Cold sores are both painful and unattractive but for many people they’re a fact of life. Those nasty little blisters are caused by the very common Herpes simplex virus. This virus lives a very comfortable life in nerve endings found on the skin until they’re inspired to wake up and exert their unsightly effects. Most people can tell when a new cold sore is coming on by the tingling sensation they feel at the site. This is usually followed by appearance of the characteristic blister. Fortunately, there are things you can do to prevent the appearance of a cold sore:
1. Prevent a cold sore: Practice general good health.
One factor that causes the herpes simplex virus to wake up and form a cold sore is a temporary decrease in immunity. If you’re not getting enough sleep or eating a poor diet, you may be setting yourself up for a battle with a cold sore. Stress may also play a role in decreasing your immunity and increasing your risk for a cold sore.