Leather jacket repair doesn't have to be complicated endeavor. You can get a lot of wear out of a leather jacket but, over time, it can crack, dry out or rip due to general use. There are ways to correctly do leather jacket repair; then there are mistakes that can be made to make the job much harder than it should be.
This type of calcific tendonitis is more common among younger patients, and seems to go away by itself in many cases. Probable causes include repetitive overhead use of an arm, frequent lifting, tennis, hammering, gardening and weightlifting. A history of trauma to the shoulder may also be involved.
In those with calcific tendinitis of the shoulder high energy extracorporeal shock-wave therapy (which uses sound waves) can be useful. It is not useful in other types of tendinitis.