The causes of children’s cold feet, hot hands and hot body mainly include the following situations: first, due to the children’s lower limbs wearing too little clothing. Due to the children’s lower limbs of the amount of clothing is too little, which leads to the lower limbs of the warmth is not appropriate, will cause children’s hands hot, body hot and cold feet, and under normal circumstances, due to the children’s lower limbs of the blood circulation is not as good as the upper limbs, will lead to the feet obviously cold, especially in the cold winter, you can increase the amount of lower limbs of the children’s clothing in a timely manner. Secondly, due to children suffering from lower limb thrombosis. If the hypercoagulable state of the child’s body caused by lower limb thrombosis, it will lead to cold feet and cold feet is very serious, and even the phenomenon of bruises, to give the child timely anti-thrombotic treatment.