Many musicians complain of back and shoulder pain. Regular stretching will ease pain in the shoulder and back, increase flexibility and prevent repetitive strain injury.
Arm and Hand Stretches for Musicians
Practicing Music 101 - Warm Up Stretches
One area that music students (as well as working musicians!) tend to ignore is stretching. Musicians are, in fact, small muscle athletes. It is important to take care of those delicate muscles that we have, not only to prevent repetitive strain injuries, but to ensure that we can enjoy making music for many years.