Carpal tunnel syndrome is becoming more frequently recognized and may be occurring more often. It may result from repetitive motion or the use of devices like computer keyboards. It affects the median nerve, the nerve that supplies feeling and movement to the thumb and "thumb-side" of the hand.
Review Date 4/27/2023
Updated by: Linda J. Vorvick, MD, Clinical Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.