The inability to ejaculate during ejaculation is an ejaculation disorder, which belongs to the ejaculation disorder in sexual dysfunction. Many people are very distressed because they cannot ejaculate, and its causes are mainly the following: 1. psychological disorders leading to non-ejaculation, such as lack of self-confidence, uneasiness or too much tension and anxiety during sex, in order to prolong the sexual life to hold back the sperm, and finally instead of ejaculation disorder. 2. nervous system causes. There are relatively more diseases, which can be seen in both spinal cord injury, spinal cord surgery, and pelvic surgery, which damage the relevant nerves, resulting in non-ejaculation.