What is hyperhidrosis?
Hyperhidrosis (say: “hy-per-hy-droh-siss”) is excessive sweating. While everyone sweats when they’re hot, exercising or feeling stress, people who have hyperhidrosis sweat heavily and sweat most of the time, even without the usual triggers.
Written by familydoctor.org editorial staff
Reviewed/Updated: 04/10
Created: 08/09