Herpes Simplex Virus“HERPES SIMPLEX VIRUS” lesions are also called cold sores or fever blisters. The virus is usually spread by contact with saliva. There may be no sores or blisters the first time a person gets the virus.
SYMPTOMS: The sores are usually on the face or lips and look like “blisters” with clear fluid in the center. The sores or “blisters” crust over and heal within 5-10 days. Sores usually occur on one side of the mouth only. Tingling or burning on the outer lip where cold sores previously occurred may indicate an early diagnosis of recurrent cold sores.
CONTAGIOUS PERIOD: Variable