Bad habit such as always lack of exercise, never have warm up during exercise, and never aware of body position while working can lead us into several pain in certain area. If you ever notice when you start jogging in the morning your ankle or knee sometimes hurt or not in comfort condition to run, it is because your muscle is still stiff and not ready to handle load. If you continue to run with this condition, you might suffer from ankle pain or cramp. That is why it is important to do warmin