Should we use medicine like pain killer to get immdiate relief from back pain??

Singapore
October 11, 2009 3:04am CST
I am a software engineer and usually suffered by back pain when I sit on the computer chair for long hours. My friends suggested to take rest and try to do some exercise . But It takes a week to recover from the pain . Can't I go for a medicine ...?? What harm is in this ??
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