Herpes simplex virus type 1 is a virus that causes herpes simplex.

Herpes simplex virus type 1 infection, normal is with the body immunity decline, such as emotional stress, menstruation, pregnancy and other factors will cause the onset or recurrence. Herpes simplex virus type 1 normal This virus through the mouth, respiratory tract and skin damage, into the human body, existing in the body's mucosa, blood, saliva, nerve tissue, in the body immunity decline, will cause this disease. Herpes simplex virus type 1 is a type of virus infection. It normally infects the mucous membranes around the lips, mouth, and throat, causing localized skin manifestations such as erythema, pimples, and blisters.