By David Leisner David Leisner is a classical guitarist and composer who won top prizes in the 1975 Toronto and 1981 Geneva International Guitar Competitions. He was struck with focal dystonia in the 1980s, a disorder that affected his right hand when playing guitar. His intense study of large-muscle groups led to him healing himself, and he now teaches these discoveries to students as an expert on focal distonia. 1. Don’t be afraid of large motions. Small motions often create … Continue reading 5 Tips to Prevent Guitar Injuries