Rebounding is an exercise that reduces your body fat; firms your legs, thighs, abdomen, arms, and hips; increases your agility; improves your sense of balance; strengthens your muscles over all; provides an aerobic effect for your heart; rejuvenates your body when it’s tired, and generally puts you in a state of health and fitness. You can easily perform this exercise in your living room, your office, and your yard. The traveler may wish to carry a portable rebounder aboard an airliner for use in a hotel room. It’s the most convenient, metabolically effective form of exercise around.