There are many reasons for having pleasure without sperm during ejaculation, such as too frequent ejaculation, reverse ejaculation, genital lesions and so on. 1. Frequent ejaculation: If the patient has frequent sexual intercourse and frequent ejaculation, it can lead to less semen volume or even no semen in the later stage, so there is the phenomenon of ejaculation with pleasure and no sperm. 2. Reverse ejaculation: reverse ejaculation can also lead to ejaculation with pleasure and no sperm, reverse ejaculation is usually due to drug factors or after urethro-prostate electrolysis, due to the semen reverse injection into the bladder. 3. genital lesions: seminal vesiculitis, orchitis, epididymitis, vasculitis, prostatitis, urethritis and other diseases, can lead to no semen ejaculation or can not be discharged, so that ejaculation with pleasure without sperm. There are many other causes of ejaculation without sperm, and after the symptoms, it is recommended to go to the regular hospital in time to improve the examination, follow the doctor’s instructions to take standardized treatment, and do not ignore the symptoms, so as not to lead to adverse consequences.