Common symptoms of constipation in Yang deficiency include dry or non-dry stools, difficulty in discharging, clear urine, white face without luster, lack of warmth in the limbs, cold pain in the abdomen, pain reduction with heat, and weakness in the waist and knees. Yang deficiency constipation and dietary carelessness, spleen and stomach damage, or physical weakness, yang qi deficiency, or old age and chronic illness, yang qi deficiency and other factors, the treatment should be used to warm yang lubrication method, if the spleen yang deficiency is very much, it is appropriate to focus on warming and tonifying the spleen yang, if the kidney yang deficiency is very much, it is appropriate to focus on warming and tonifying the kidneys and yang (warming and tonifying the kidney Yang qi). Note that constipation is an independent disease, but also exists in a variety of acute and chronic disease process, it is recommended that a comprehensive examination, a clear diagnosis, standardized diagnosis and treatment under the guidance of a professional physician, do not blindly use the laxative laxative (with a laxative effect of the drug to pass stools) method.