I, too, was aware that in 1978 about 900 members of the Peopleâs Temple living at Jonestown in Guyana took their own lives with a concoction of grape Flavor-Aid, Valium, Phenergan and cyanide.
Both cold sore and fever blister refer to the lip blisters caused by infections of the Herpes Simplex I virus (not to be confused with Herpes Simplex II, which is generally associated with genital herpes). Cold Sores are viral infections which cause recurrent groups of irritating, even painful blisters on the lips. The Herpes Simplex I virus affects more than half of the adult population, and over 50 million people in the US experience at least one cold sore outbreak per year.
Causes : Blisters are caused due to skin injury or due to torn skin. When skin is exposed with harsh chemicals like detergent it can lead to formation of blisters. Blood blisters can be caused due to excess of heat like that of sunburn. Sometimes, underlying diseases like impetigo and chickenpox can also cause blisters. Blood blisters can be caused due to constant rubbing of the skin which is often caused for baseball pitchers. It can occur when sharp tool tears the skin. Frostbite can also cause blisters on the skin.