The best way to lose a big belly is to exercise and adjust your diet. Eat less high-fat food and more light fruits and vegetables. Traditional Chinese medicine believes that the spleen governs muscles, and anything that is too thin or too fat belongs to the function of spleen and soil transport. So we should strengthen the spleen and stomach. You can often eat yam, barley, carrots, hawthorn and other foods that benefit the spleen and stomach. Wax gourd has a good weight loss effect. If used to lose weight, squeezing raw wax gourd juice will be very effective. Then there is exercise. I can tell you some exercises that are not tiring. First, push the abdomen. From the upper abdomen to the lower abdomen. Push 200 times before going to bed. The second is to get the pulse right. It is a circle around the waist, and you can knock on both sides of the waist, 200 times at a time. You can knock on the door if you have nothing to do all day. The third is lying in bed, feet against the wall, people are 90 degrees. Then stick the soles of your feet to the wall and lift your hips hard. This action can strengthen the spleen and kidney.