Semen is mainly radiated by the penis, and difficulty ejaculating includes penile erection, emission, and ejaculation difficulties, which is a complex process. The cause must be found in order to completely cure it and allow men to fully enjoy their sex life. What are the factors that make it difficult to ejaculate? 1. Congenital and iatrogenic factors Congenital factors include congenital wide bladder neck, urethral diverticulum and congenital spina bifida, which can make the bladder neck semi-closed or increase urethral membrane resistance, resulting in retrograde ejaculation. Iatrogenic factors include pelvic surgery such as prostate surgery and bladder neck surgery, which cause damage to the nerve root, incomplete closure of the bladder neck, and finally retrograde ejaculation. 2. Drugs and age Some drugs can affect male ejaculation, such as anesthetic drugs, depression drugs, antipsychotic drugs, sleeping drugs, etc., and the effect of the drug needs to be considered for difficult...