Back pain is a very common ailment therefore, you are likely to have it at some point in your life. Common cause of back pain is when a muscle is pulled (strain). Medical therapy may not be required because it normally improves on its own within weeks or months. People of all ages might suffer from back pain, however as you get older, you are more prone to developing it as a result of normal wear and tear. Rarely can back pain be the sign of a serious condition such as infection, cancer or broken bones.