The first set: ① abdominal breathing. Exhale when the abdomen contracted, the time can be slightly longer to increase abdominal pressure; ② supine, both knees bent, hands clasped in both knees slightly below the knees, as close as possible to the knees to the chest. At the same time, raise the head so that the upper part of the upper body away from the bed, as far as possible to make the forehead close to the knees; ③ lying on the back, hands on both sides of the waist, legs straight, while lifting, stop about 10 seconds, restore, repeated 10-20 times; ④ sitting on the floor, hands behind the body, with the hips to form a triangle support. The upper body remains unmoving, legs bent knee forceful recovery, when close to the chest, immediately straighten the calf, while both feet kick out forcefully. When you start to do, kick ten times, the number of times can be increased after the action is skilled. Second set: ① abdominal breathing ② lying prone on the bed, arms outstretched sideways flat, with the body into a cross shape, palms down on the surface of the bed. One leg lifted and through the other leg, cross swing, legs into scissors, upper body close to the bed, only the waist twist, alternating left and right; ③ supine. Legs lifted off the bed, left and right legs alternately do leg flexion and straightening action, the closer the legs are to the bed, the better the effect; ④ supine. Support the ground with the feet, hands and head, and straighten the waist and abdomen with force upward. Then the head moves forward to the back of the head on the ground. Then the top of the head on the ground, hands off the ground; ⑤ hands from the lower abdomen along the groin to do self-massage, the number of times is not limited, until the emergence of intestinal sounds.