The normal energy consumption channel of human body consumes carbohydrates first. According to scientific tests, when the maximum oxygen consumption is 75%, the human body needs to keep exercising for more than 45 minutes to consume fat. This method of losing weight is difficult for ordinary people to stick to. If you do a lot of exercise, it is difficult to control your mouth and it is easy to eat more; And after exercise, the intestine absorbs food faster. So if you can insist on aerobic exercise for more than 45 minutes every day and keep your mouth shut, you can lose weight completely! The key point: insist! If you don't stop, you will ruin everything and get fatter than before!