Sweating is normal and necessary to control body temperature during exercise and in warmer surroundings. Hyperhidrosis, or excessive sweating affects about 1% or 2% of the population. It can occur in many different areas of the body, and it affects both sexes equally, and all races.
Hyperhidrosis is not a temporary condition and it can severely impact the daily life of people who suffer from it. Excessive sweating can also cause irritating or painful skin conditions.