I started to have knee problems when I was 30 years old. I spent several weeks on crutches when my left knee swelled up and I could not walk on my leg. The doctor back in 1974 could not find a problem, but decided to give me an arthroscopic examine of my knee. For some reason after they pumped the air into my knee for the x-ray, the knee decided it was time to recover. I was able to return to all the activities I loved including tennis.
About 15 years later in 1989, my knee began to become painful … Read the rest