Abdominal muscle exercise generally involves sit-ups training. This exercise can stretch the waist muscles and ligaments, but it helps to increase the height. It's good to keep exercising. But the irregular movement will be counterproductive.

Reasonable methods of abdominal muscle exercise;

1, and the warm-up time is about 10 minute. The length of warm-up time is mainly marked by body fever and approaching exercise heart rate, which is beneficial to oxygen supply.

2. Aerobic exercise, especially people with a big belly, can reduce abdominal fat by walking, running or other exercises.

3, abdominal muscle strength exercises, try to take isometric contraction, isotonic contraction, isokinetic contraction and other methods, each exercise 10 ~ 20 minutes.

4, muscle strength exercises in other parts, can be crossed with abdominal muscle strength exercises. Exercise related to upper limbs, trunk, buttocks and lower limbs is beneficial to the development of abdominal muscle strength.

5. Complete the activity for 5 ~ 10 minutes. When exercising abdominal muscles, choose the appropriate exercise mode according to your age, gender and physical condition. From easy to difficult, from unarmed to heavy. Advanced static exercise or unarmed exercise, and then choose weight-bearing exercise or instrument exercise.