Girls who keep pinching their legs are mainly considered to have pinched leg syndrome. During the attack, the two legs are flexed, close together or crossed inward, and then the two legs move with each other or straighten out. This behavior is more common during growth and development, and is more common in girls. This situation may be caused by a variety of factors, such as local stimulation, neuroendocrine dysfunction, lack of companionship, puberty development, etc. 1, local stimulation: if girls wear underwear too tight or the existence of perineal inflammation, etc., local stimulation will cause itching in the perineum, causing sexual instinct activity, which is easy to make it happen repeatedly, thus forming the habit of leg clenching. It is recommended that those with leg clamps caused by this cause wear loose clothing and pants, keep the perineum clean and dry, and go to the hospital for treatment in a timely manner if there is inflammation; 2. neuroendocrine dysfunction: changes in certain substances in the girl’s body, such as increased uric acid and reduced stored iron, or other abnormalities in the function of the nervous system, may cause leg clamps syndrome, and it is recommended to go to the hospital for treatment; 3. lack of companionship: parents cannot accompany the girl The parents can’t accompany the girl, so that her emotions are not satisfied, and then seek catharsis, thus producing leg clenching action. Therefore, parents should accompany girls, communicate with them more, and can distract their attention through bedtime games, when they are tired immediately ready to sleep, wake up immediately after the formation of habits, you can change the leg clamping behavior; 4, puberty development: adolescent reproductive system is rapidly developing, girls will have a certain curiosity, it is possible to form habitual leg clamping action. Parents should not overreact, should calmly communicate with them, correct guidance. In addition, bad publications may affect the psychological development of girls, if parents find that they have the behavior, should be rational, can cultivate the girl’s hobbies, interests, divert their attention, and then correct bad habits; 5, other: girls with slow mental development, or schizophrenia and other conditions, may also appear pinched leg syndrome, parents need to take it to the hospital, clear causes after targeted The treatment should be tailored to the cause.