Some items at home can be used as exercise equipment for training, such as putting two small benches on the ground and doing push-ups; Lying in bed with two watermelons on your chest, you can do sit-ups training; If a man has a beer belly, he can do aerobic training for 30 minutes every day, and then do abdominal training. For example, he can do push-ups and lift his legs in situ. This doesn't require speed, but there should be enough training time. Combined with healthy diet, the effect is immediate.