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Signs and Symptoms of Herpes Simplex Infections


Primary infections are usually severe and are often accompanied by painful, small, fluid-filled blisters; fever; and flu-like symptoms. The blisters may spread extensively. Primary infection may last 2 to 3 weeks.

Recurrent episodes usually begin with itching, tingling, or burning at the site of infection. A red bump or cluster of bumps then form on the skin and rapidly progress to fluid- or pus-filled blisters. After a few days, scabs f...Read the full article