Small blisters grow on fingers in summer, how is it?

In summer, blisters grow on the hands, that is, herpes simplex, also called eczema, and sweating is not good. Because there are abundant eccrine glands in the palm, if sweat excretion is blocked, sweat will accumulate in the stratum corneum and epidermis, which will thicken the corresponding stratum corneum and make the epidermis sponge edema, forming blisters visible to the naked eye. The factors leading to poor perspiration are: 1, genetic factors, and some patients have genetic background; 2. Local contact, such as frequent use of disinfectant or frequent hand washing; 3. Mental factors, such as mental stress and great pressure, are also inducements.