Ejaculation is an important detail for men to enjoy orgasm, which is the final result of sex. If ejaculation pain, swelling and other uncomfortable conditions occur, it will certainly destroy a good sex life in a flash! It affects the mood and can even cause men to fear intercourse and ejaculation, leading to ED. What are the causes of painful ejaculation? 1, inflammation Suffering from cystitis, urethritis, prostatitis, in ejaculation is a rhythmic contraction of the muscles of these organs, which is a mechanical stimulation of the inflammatory lesions, so as to cause severe pain. Some patients will also occur painful seminal emission. 2, circumcision The feeling of pain in the penis after ejaculation may be caused by circumcision, male friends must go to the regular hospital for examination and treatment. 3, indulgence Excessive sexual life (masturbation) often causes sterile inflammation of the vas deferens, seminal vesicles and urethral organs, resulting in congestion and edema of these organs. When ejaculation due to smooth muscle contraction and stimulation of these blood-filled organs, causing pain. 4, other deformities People suffering from penile sclerosis will have painful erections during intercourse, which is most obvious during ejaculation. In those who suffer from urethral stricture, poor discharge of semen and attempts to forcibly squeeze out semen from the urethra can also cause pain.