If you have pain in your stomach after masturbation, men need to consider prostatitis; women need to consider pelvic inflammatory disease, endometritis and other diseases. Under normal circumstances, masturbation does not usually cause abdominal pain, but if masturbation is too frequent or do not pay attention to the hygiene of masturbation, it may induce certain diseases and lead to abdominal pain. The more common causes for men are inflammation of the prostate gland and cystitis. Frequent masturbation leads to long-term congestion and edema of the prostate gland or leads to pathogenic microbial infections, which can cause pain in the abdomen, most of which is vague, and some patients may experience severe pain or even accompanied by fever. Women are often seen in pelvic inflammatory disease, mostly due to masturbation, did not pay attention to hygiene and triggered, the patient appeared small abdominal pain, fever, vaginal secretions increased, odor and other symptoms. Overall, after masturbation abdominal pain need to pay attention to, need to go to the hospital to check the cause of clear targeted treatment.