Warm-up book for jazz trombones, classical, etc. In the world of brass instrument players, many hobbies and illnesses develop, including Bell's palsy, oromandibular dystonia, bruxism, Satchmo syndrome, and performance anxiety. Wind instrumentalists are the most affected and represent 70% of patients in the profession. A 2009 study of 450 musicians from Argentina found that 53% had ever suffered muscle, tendon, and joint injuries, 22% from trauma,...