Impotence is medically known as erectile dysfunction: 1. Six months or a year or so before the onset of erectile dysfunction, the patient will have an aura of performance, the most common is a decrease in libido, the patient shows a loss of interest in sexual life, or no libido at all, the patient himself will associate this situation with increasing age, work pressure, and declining physical quality. In fact, if you go to the hospital for sex hormone level measurement, you will find that the level of testosterone decreases significantly.2. The amount of semen during ejaculation decreases significantly.3. The number of sexual intercourse decreases gradually, and the time between each sexual intercourse is prolonged, and some patients even describe that they have sex several times a week to only one sexual intercourse a month.4. If the patient originally has chronic diseases such as hypertension and diabetes, it will be significantly aggravated before the onset of impotence. The patient’s impotence is significantly aggravated because these diseases can also further damage the sexual function. In Chinese medicine, the onset of impotence is mainly related to the liver and kidneys. Patients usually show anxiety, insomnia, distress, fear of cold, frequent urination, urgent urination, and they are prone to strain.