ANN ARBOR, Michigan, Sept. 5 (TNSjou) -- Michigan Medicine, the academic medical center of the University of Michigan, issued the following news release: * * * Why tendons heal so poorly and how researchers hope to fix them Tiny "microtendons" help researchers study how tendon disease develops Author: Chris Zoladz About 30% of adults over age 60 have a rotator cuff tear, making it one of the most common tendon injuries in older adults. But unlike broken bones, tendons rarely heal completely. Add Achilles tendinopathy, tennis elbow and ot more PR