Try to jump as far forward as you can with one explosive move. Land on both feet and immediately jump forward again as far as you can. Repeat again for a third big jump. Make a mark at the point where you landed after the third jump. Go back to the starting line and try to beat that mark and every new mark from then on.
Straight jumps involve repeated jumps skyward.
Stand with your feet shoulder width apart and try to jump as high as you can, straight up ten times in a row. For advanced athletes, touch the floor before every jump but do not break at the waist. Keep your eyes on the sky throughout the entire exercise. Stomach Connecting the upper and lower body is the responsibility of the stomach muscles. Strengthening your abdomen is also a great way to keep your lower back in shape.