Botox injections to treat hyperhidrosis

ASK THE DOCTORS

Dear Doctors: Several years ago, I began sweating on my forehead. It gradually became more profuse, until my entire head was soaking wet.

My internist diagnosed hyperhidrosis. An antiperspirant he suggested worked, but only briefly. What is the cause of hyperhidrosis? Is there any treatment?

Dear Reader: Hyperhidrosis is a disorder in which the sweat glands become overactive. The resu…