Problem analysis: the position of the belt is best at the umbilical cord level. Too high or too low will affect health. After the belt is fastened, it is advisable to wear trousers waist when breathing is calm, and the abdomen is flat. It is advisable for pregnant women's belts to be soft, and it is better to loosen them than to tighten them.

Rehabilitation guidance: when flatulence occurs in the abdomen, it needs to be tied tightly to avoid hurting internal organs. For those with thin constitution, slender waist and abdomen and drooping viscera, the belt should be tied tightly to support the abdominal viscera and play a protective role.

Thank you for your attention to the network, and I wish you health!