Baby leg bends may be physiological factors, rickets, knee valgus and other factors caused by different reasons, the treatment is not the same, according to the cause of the targeted treatment, generally including drug treatment, surgical treatment and so on. 1. Physiological factors: physiological factors caused by the baby’s leg bends, generally do not need special treatment, with the baby’s age, bone development, may improve on their own, will not cause too much impact. 2. Rickets: For mild rickets, calcium and vitamin D should be supplemented in a timely manner, the bone deformity is more serious, it should also be corrected through surgery. 3. Knee valgus: For more serious knee valgus, which affects daily walking, surgery should be considered. It is recommended to consult a doctor for a clear diagnosis in time, and carry out targeted treatment under the guidance of the doctor. During the treatment period, we must follow the doctor’s instructions, reasonable use of medication, after the operation, we should do a good job of post-operative care, regular medical review.