“…Eccentric exercise therapy has been reported to have some effect in prospective, randomized trials in athletic patients; 54,55 however, a review of 20 published trials found that there was little evidence of a positive effect on clinical outcomes, such as reduction of pain, return to function and patient satisfaction. 56 Shock-wave therapy, which is thought to function on the tenocytes to stimulate repair, might be effective in a carefully selected group of patients, 57 although other studies have reported no significant effect. 58,59 Growth factors have been used for several years in an attempt to improve tendon healing, but there is currently no evidence that these are effective in tendinopathies.…”