In Chinese medicine, constriction of the lesser abdomen refers to a feeling of tightness and discomfort in the abdomen below the umbilicus, often associated with cold, blood deficiency, yin deficiency, yang deficiency and other factors. In Chinese medicine, the abdomen, also known as the lesser abdomen, refers to the lower part of the abdomen, located between the umbilicus and the pelvis; constriction: refers to the discomfort of traction in the limbs, a feeling of constriction, and unfavorable flexion and extension. The constriction of the abdomen specifically refers to the feeling of tightness and discomfort in the abdomen; if you feel the wind and cold, you may experience cold pain in the abdomen, which will be alleviated by warmth; yang deficiency can be characterized by cold pain in the abdomen, which is like warmth and pressure; blood deficiency can be characterized by vague pain in the abdomen, accompanied by pale face and lips; yin deficiency can also be characterized by constriction of the abdomen, accompanied by heat in the hands and feet and night sweats (sweating abnormally after going to sleep, and sweating stops after waking up) and other symptoms. If there is constriction in the abdomen, it is recommended to ask the doctor to clarify the cause and treat it under the doctor’s guidance.