Men often appear drowsy, there are physiological and pathological, the most common causes are the following: first, brain ischemia, hypoxia may appear drowsy, this situation requires further examination of blood routine, cranial CT, blood pressure, electrocardiogram, pulmonary function and other tests to clarify whether there is hypotension, anemia, intracranial disease and cardiopulmonary disease caused by drowsiness, according to the specific cause. Treatment will be carried out according to the specific cause. Second, according to traditional Chinese medicine, there may be kidney deficiency, you can consider going to the hospital to ask the Chinese medicine physician to identify the evidence, and then prescribe some Chinese medicine to regulate the treatment, usually need to pay attention to rest, avoid staying up late and tired, avoid smoking and drinking alcohol, not to overindulge in sexual desire. Thirdly, fatigue and drowsiness may occur due to overexertion, generally after rest the symptoms will disappear, this situation is a normal physiological phenomenon and does not require special treatment.