Herpes simplex Virus 1 = Human Herpes Virus 1 (HHV-1)
Herpes simplex Virus 2 = Human Herpes Virus 2 (HHV-2) (intracellular).
HSV 1 by an infected skin-area (respiratory tract, eyes or mouth), HSV 2 by sexual contact or during childbirth for infants
Watery blisters on the skin or mucous membranes of the mouth, lips, genitals, anus, flu-like symptoms (fever, muscle aches, swollen lymph nodes, problems urinating, herpes keratitis (pain, light sensitivity, discharge: sexual tract/mouth area).
Multiple Sclerosis (neurovirulent), Alzheimer´s disease (HSV1), loss of vision, encephalitis (aphasia), latent infection; reactivation by organ transplantation or HIV: encephalitis, pneumonitis, bone marrow suppression.
immune suppression (children, elder people)