Medivir AB

Cold sores (munsår)

Bild   •   Feb 16, 2010 09:48 CET

Recurrent herpes labialis (cold sores) is a common infection that affects 1/3 of the population in the Western world resulting in around 600 million episodes/year with 57 million people having 3 or more episodes/year. The great majority of cases are caused by herpes simplex virus type 1 (HSV-1) . The virus is reactivated by factors like sunlight and stress. Only 1-2% of the episodes are treated.
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