Most people turn up to the gym, or to 5-a-side football match, do a few stretches and then get stuck straight in to a serious workout. The problem with this approach is that your body isn’t prepared for the shock of cardiovascular exercise and certainly isn’t ready for any sudden or explosive movements from your muscles. It’s called a warm up for a reason. One of the main aims of a warm up is to increase your body temperature, making your muscles and tendons more flexible and less likely