That's interesting but you must take hard control of your body first. That's why I stopped my education in the golf school, because of some health problems. I've researched the theme of physics and health (especially as a medical student, and found here https://samplius.com/free-essay-examples/health/ some nice materials) a lot and must say that you can't do any physics work if your knees are in pain. Unfortunately. Hope to get better and continue...