Feeling good about yourself because you had a long interesting day on your computer, but you're so sore the next day you can't move - particularly in your butt muscle? Many likeminded fans of computer work specially this time of year because they worked longer in one sitting than necessary, or enjoying your sport such as: walking, cleaning out the office; enjoying gardening; or doing the shopping, even playing with the grand-kids can leave you with a Pain in the Butt? ... What you are experiencing is probably completely unexpected and a shock to you? If you are too busy to exercise to be honest with  you. You're going to need help from many resources to start exercising.