chony ... unfortunately, ANY constant repetitive action will eventually take its toll on the particular part of the body ... to lessen the chance of it happening, or to have it happen later, rather than sooner, proper body/arm/wrist position at the key board is a must ...

trident ... I remember that article and in fact made reference to it in a similar, earlier thread on the same subject ... In the late 90's I started taking piano lessons for the first time ... I started to develop pain in my wrists and forearms ... the teacher told me to definitely NOT try to 'play through it', and gave me a copy of that article ... I do believe Emerson eventually went back to playing, but it almost cost him his career ...
t.