Cold legs after giving birth to a child are usually caused by poor blood circulation and cold, can be hot compresses, physical therapy, bath or adjust the diet. Postpartum women’s body is weak, if prolonged sitting and lying down will lead to poor blood circulation, and during the monthly period is susceptible to wind and cold attack, resulting in cold legs, but also lead to muscle and joint pain, so we must pay attention to warmth after childbirth, avoiding cold. Cold legs can be improved by applying hot compresses, physiotherapy or baths, for example, applying hot towels to the legs, physiotherapy with a baking lamp, taking hot baths, eating warm food and avoiding cold food. There may be other reasons for the occurrence of this symptom. It is recommended that when the symptoms worsen or are accompanied by edema and pain in the lower limbs, timely medical attention should be sought to avoid delaying the condition. Postpartum women are advised to pay attention to diet as well as warmth, develop good habits and avoid blindly using medication on their own.