Gym trampoline has a weight requirement, if your weight is too high. You can't jump on the trampoline. A trampoline can't bear it. In a place, if your weight is really too high, you can't jump. Well, doing some aerobic exercise, such as running and swimming, is very good for your weight loss and fitness. Persistence will win. Sticking to swimming and running is good physical exercise. It can also be shaped.