The body's metabolism is better in the morning, which is more conducive to exercise and fat burning. And the water temperature is low in the morning. According to the principle of body temperature balance, the human body will automatically adjust its body temperature, and the body will burn fat and glucose to supplement the consumed calories.

But you should pay attention to the amount of swimming in the morning. Half an hour is enough. Because swimming is a particularly expensive sport, if the amount is too large, people's spirit will naturally decline, which will affect their later study, work and life.

2. swim for about 40 minutes after supper.

According to scientific research, the most active time of the day is from 15: 00 to 2 1: 00 in the afternoon, during which the exercise effect is the best. And if you exercise before meals, because swimming consumes a lot of energy, you will definitely feel hungry, have a big appetite and eat more.

However, after swimming, the body is tired and generally does not exercise after meals. Long-term accumulation is easy to get fat. Therefore, it is recommended to start swimming 40 minutes after dinner. On the one hand, you have enough physical strength, on the other hand, you can just consume calories and reduce fat.

3. 1 swim 2 hours before going to bed.

Why can swimming before going to bed produce good results? This is because the heat generated by exercise is burning, and it will not immediately return to the heat consumed when it is not exercising because of the end of exercise. Generally speaking, the calorie consumption after a few hours of exercise will be several to dozens of calories higher than that before exercise. So even after sleeping, I have been losing weight, which is a wonderful thing.