Abdominal muscles are an important part of human connective tissue, including rectus abdominis, oblique abdominis, oblique abdominis and transverse abdominis. Abdominal muscles also play an important role in the activity and stability of lumbar spine, and can also control the activity of pelvis and spine.

So how to exercise abdominal muscles: The way to exercise abdominal muscles in the gym: Generally speaking, the maximum strength is exercised with the weight of 1-5rm, the weight of 6- 12rm is used for muscle gain, and the weight of 15-20rm is used for muscle endurance training, and each group is exhausted.

Do some warm-up exercises before exercise and expand your chest? 10- 15 times, shoulder warm-up? 10- 15 times, lateral bending? Each side 10 times, hip rotation? Turn left and right 10 times, and lunge 8- 10 times on each leg.