Impotence is also known as penile erectile dysfunction. It is the inability of a man’s penis to erect or maintain an erection hard enough to insert into the vagina during sexual intercourse to complete sexual intercourse. Impotence accounts for 10% of people with sexual dysfunction. The mental stress caused by impotence far exceeds its physical effects, and men are often shaken in their beliefs and distressed by it. The causes of impotence are summarized as follows: (1) Psychological factors: influence during development; influence caused by incompatibility between people; emotional reasons; reasons for the perception of sex, etc. (2) Organic factors: mainly include endocrine diseases, neurological diseases, vascular diseases, genitourinary diseases, certain internal diseases, trauma and surgical trauma, old age and physical weakness, and the influence of drugs, etc. Clinically, there are various manifestations of impotence, some of which are not the real response of male sexual function, but due to stress, overwork, fear, anxiety, tension and other mental stimulation factors, so that the male momentary play is not normal, or female unilateral factors caused, this situation is medically called This condition is medically called “functional erectile dysfunction”. In layman’s terms, that is, “pseudo-ED”. At present, there are many patients with this kind of pseudo-ED. These men do not have anything wrong with themselves, the problem only appears in the absence of sexual skills, that is, if both sides can cooperate well, improve sexual skills, most “ED” men will have good performance. Sex requires a quiet, relaxed environment, the need for a relaxed mood, only emotions are high, lifting all kinds of worries to enter the mood. A person cannot order himself to get an erection, just as he cannot order himself to sneeze, so the more nervous and anxious he is, the more difficult it is to get an erection.