What causes herpes on your hands

What is the cause of herpes on the hands? Herpes on the hands, the most common disease is sweat herpes, is a special type of hand eczema, good at the palm and finger side edge. The rash is scattered in the needle tip to miliary size blisters, containing clear or turbid serous fluid, can be fused into bullae, dry to form collar-like desquamation, conscious of varying degrees of itching or burning sensation, chronic disease easy to relapse. In addition to the occurrence of sweat herpes and their own allergies, but also with the external environment exposed to some chemicals, such as soap, hand sanitizer, shower gel and some hair dyes, dyes and so on.