Cold hands and feet in men may be caused by external wind-cold, insufficient qi and blood, yang deficiency and other reasons. 1. External wind-cold: due to the cold or long-term in the cold more heavy environment, resulting in cold into the body, thus leading to the limbs not warm. 2. Qi and blood insufficiency: Chinese medicine believes that qi and blood run through the five organs and six bowels of the human body, when qi and blood are insufficient, it is difficult for qi and blood to run to the hands and feet, resulting in the symptoms of cold hands and feet, in addition, the patient may also have symptoms such as fatigue, shortness of breath, panic and heartburn, mental fatigue, laziness, as well as poorer mental state. 3. Yang deficiency: Yang deficiency is caused by the lack of yang qi in the body, Chinese medicine believes that yang qi can play a warming role, so if there is a yang deficiency, the limbs, trunk will be due to the loss of warmth and coolness, mainly for the fear of cold, warm limbs, male patients can also appear impotence, spermatorrhea and other symptoms. Men with cold hands and feet should be guided by a professional Chinese medicine practitioner after the identification of treatment, daily should also pay more attention to warmth, appropriate exercise, improve physical fitness.