The main sign that prostatitis is transmitted to the wife is that the wife develops symptoms similar to vaginitis and urethritis, while a small percentage of the population does not develop symptoms. A small percentage of bacterial prostatitis is transmitted to the partner through sexual intercourse. The ejaculated semen contains bacteria that enter the partner’s body, causing the partner to experience symptoms of vaginitis such as lower abdominal discomfort, itchy pubic area, pain in the pubic area, and abnormal vaginal secretions, as well as symptoms of urethritis such as frequent urination, urgency, and painful urination. Not all prostatitis is contagious, prostatitis is divided into bacterial and non-bacterial prostatitis, contagious is bacterial prostatitis, mainly Neisseria gonorrhoeae, chlamydia and mycoplasma and other pathogens infection. Non-bacterial prostatitis in the semen bacterial culture, anaerobic bacteria culture, chlamydia culture, mycoplasma culture did not find disease-causing microorganisms, the chances of contagion is smaller. Patients with prostatitis, need to seek timely medical treatment, active treatment, so as not to infect their partners, but also for their own health. Whether it is contagious or not should be determined by a professional doctor.