Treadmill, elliptical machine, mountaineering machine, bicycle and rowing machine can all help you improve your heart and lung function and consume more calories, but each method will have a little emphasis. The characteristic of elliptical machine is that it can train the coordination ability of our upper and lower limbs well, improve the control effect of the central nervous system on muscles, and save the violent impact of treadmill on knee joint, which is safer. However, different sports equipment will have its most suitable crowd, and weight loss should be chosen according to your physical condition and hobbies. Regular long-term persistence is the most critical.