The fact that men bleed at the same time can be caused by rough action, seminal vesiculitis, prostatitis and other factors. 1. rough action: when the male in the sexual life of too hard, too frequent, improper posture and so on, may lead to the foreskin glans local mucous membrane rupture, cause male in the same room bleeding situation occurs. 2. Spermatitis: It is also one of the causes of bleeding in men, and there will be blood in the semen after intercourse, and the surface of the mucous membrane of the seminal vesicles is rich in blood vessels, especially in the stimulation of inflammation, which will easily cause rupture and bleeding. 3. Prostatitis: If the patient suffers from prostatitis, it may be because the inflammation stimulates the local mucous membrane, especially in the ejaculation will lead to the phenomenon of bleeding.