Herpes simplex virus(HSV) is one of the herpes germs that cause various diseases in man. There are 2 types:Type-1('oral') and Type-2('genital').Unprotected sex with multiple sexual partners and the presence of other STIs and HIV put you at most risk of getting the disease. Other common non - medical terms used for oral Herpes simplex infections are 'fever blisters' and 'cold sores'.
Attribution: Avallain