The psychological factors that trigger premature ejaculation in men include many aspects, such as long-term over-indulgence, excessive masturbation during adolescence and other tensions, which can lead to increased central sexual excitement in the human cerebral cortex and increased excitability in the spinal ejaculation center, thus triggering premature ejaculation. It’s important to note that men’s nervousness about sexual life will continue and will not change immediately due to changes in the sexual environment, while long-term sexual failure will backfire, causing a vicious cycle in the patient’s psyche. 2, organic lesions Many male diseases can make men’s ejaculation center excitement reduced, that is, more likely to ejaculate, such as urethritis, vesiculitis, prostatitis and other inflammatory diseases. 3, other causes Male penis circumcision, tight underwear and other excessive stimulation of the glans can lead to premature ejaculation in men.