“…The effects of certain personal and professional factors on shoulder pain such as sex, age, BMI, years of practice, job satisfaction, and level of sport have been investigated in other studies (eg, 12,23,[25][26][27]. In a descriptive epidemiologic study of shoulder injury in 59 top level English male volleyball players, Wang and Cochrane 25 reported that physical characteristics such as age, height, body weight, and weekly training hours did not appear to be risk factors for shoulder pain.…”