Hop to it! These are done by laying down on your side with your legs straight and one foot resting on top of the other. So there you go, 4 types of exercise to do each week that will get you fit, tone your muscles and burn fat. Stretching helps your body to become more flexible and this reduces risk of injury from exercise. At the end of the 30 seconds slow down to work at a gentle recovery pace for 60 seconds, then as soon as the recovery minute is finished perform another sprint. Land on floor, and repeat.