Shingles, also known as zoster or herpes zoster, is a viral disease characterized by a painful skin rash with blisters in a localized area.

Herpes simplex is a viral infection caused by the herpes simplex virus. Infections are categorized based on the part of the body infected.

Hirsutism is excessive body hair in men and women on parts of the body where hair is normally absent or minimal.

Hypertrichosis is an abnormal amount of hair growth over the body. The two distinct types are generalized and localized hypertrichosis.

Hyperhidrosis is a condition characterized by abnormally increased sweating, in excess of that required for regulation of body temperature.

Hidradenitis suppurativa is a chronic cutaneous condition originally thought to be primarily characterized by inflammation of sweat glands.