Box 2.

The validated hyperhidrosis disease severity scale (HDSS)

My sweating is never noticeable and never interferes with my daily activities (1 point)

My sweating is tolerable but sometimes interferes with my daily activities (2 points)

My sweating is barely tolerable and frequently interferes with my daily activities (3 points)

My sweating is intolerable and always interferes with my daily activities (4 points)

A score of 1–2 points signals mild-to-moderate disease, while 3–4 points is moderate-to-severe5