Cold hands and feet and sweating are usually seen in yang deficiency, yin deficiency is mainly seen in the hands and feet fever with sweating. If you have any symptoms, please go to the regular hospital in a timely manner under the guidance of a professional physician to use medication, so as not to delay the condition. 1. Yang deficiency is mainly refers to the loss of yang qi in the body, the loss of warmth, can not warm the body limbs, and produce to fear of cold, cold hands and feet mainly symptoms, due to the deficiency of yang qi, can not tolerate cold, so there will be fear of cold, hands and feet not warm phenomenon. In addition, yang qi deficiency, can not vaporize the body of water, it will be seen urine clear long or less urine, loose stools are not shaped; yang qi insufficiency can not be nourished to nourish the body, it will be seen God fatigue (lack of mental energy) lazy speech, fatigue, shortness of breath, sweating and other deficient performance. 2. Yin deficiency is mainly due to the lack of yin fluid in the body, yin fluid deficiency caused by the lack of yin in the body, can not converge the yang into the yin, will make the yang over the outside, there will be the phenomenon of deficiency heat. Like hot flashes (a burst of heat) night sweats (abnormal sweating after going to sleep, waking up after sweating to stop), hot (irritability and sultriness) insomnia, hot hands and feet, cheekbones flushing (cheekbones on both sides of the face reddish in color), etc., are the main manifestations of yin deficiency. The appearance of cold hands and feet sweating, can be timely consultation, follow the doctor’s instructions for reasonable treatment.