This is a good interview with Sonny Rollins (tenor saxophone), who has been forced to retire at 87 years young, due to being diagnosed with pulmonary fibrosis. Its very sad. He is one of my heroes and still has a lot to offer:
http://www.vulture.com/2017/12/jazz-icon-sonny-rollins-on-giving-up-playing-and-his-legacy.html