The common causes of numbness in children’s hands and feet are compression of hands and feet, trauma, peripheral neuritis and so on. 1. Hands and feet are compressed: children’s upper limbs, lower limbs are compressed, such as sleeping in a poor posture, due to the upper and lower limbs in a period of time to suffer from compression will affect the blood circulation, which will cause the phenomenon of children’s hands and feet numbness. 2. Trauma: children’s bodies suffer from trauma, such as car accidents, stick injuries, etc., damage to the nerves, can also cause numbness in children’s hands and feet, accompanied by trunk pain, bruising and other phenomena. 3. Peripheral neuritis: children’s peripheral neuritis can also cause numbness of hands and feet, accompanied by limb weakness, decreased muscle tone. Children’s hands and feet numbness, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.