Male 40-year-old old feel cold, may be due to external cold and damp or spleen and kidney yang deficiency (spleen and kidney yang deficiency). If the climate in the long-term humid, living in the wetlands, or feel the evil of fog and dew, or wading in the rain, or engaged in water operations, the cold and dampness attack the surface, the yang qi can not be declared through the leakage of the body is not warm, it will feel cold. Such patients may be accompanied by head and body pain, nasal congestion, runny nose, abdominal pain, cold limbs, localized cold pain, limb weight (limb weakness, sinking), tiredness and drowsiness, limb joints and muscle pain, eczema itching, chest tightness and epigastric plumpness, nausea, abdominal distension, abdominal pain, loose stools and other symptoms. If the disease is prolonged, or if there is prolonged leakage and dysentery, the kidney yang will be weakened (deficiency of yang qi in the kidneys), and it will not be able to warm up the spleen yang, and eventually, the spleen and kidneys will be weak, and the body will also feel cold. Such patients may also have cold pain in the waist, knees and lower abdomen, prolonged diarrhea, or diarrhea at five o’clock (diarrhea before dawn), undigested grain (more undigested food in the stools), cold stools, or swelling of the whole body, dysuria (unsmooth urination), and a white complexion. For those who have external cold and dampness, drugs to dispel wind and dampness (to get rid of wind and dampness in the body) such as Fangfeng, Duhong and Cangzhu can be used, while drugs to warm the spleen and kidneys such as Pseudostemonium, Ginger, Cinnamon and Rhizoma Atractylodis Macrocephalae can be used for spleen and kidney yang deficiency. If there is any related condition, it is recommended to treat it under the guidance of a professional physician, and not to use medicines blindly on one’s own.