Those who have masturbation habits want to determine whether their penis is injured or not need to combine symptoms, laboratory tests and other comprehensive diagnosis. For those who masturbate frequently, you can first determine whether your penis is injured by your own symptoms. If accompanied by penile swelling, pain, penile discharge, erectile dysfunction, urinary pain, blood in the urine and other symptoms, need to be alert to penile injury. For those who are accompanied by uncomfortable symptoms at the penis, they should seek medical attention to do blood test, urine test, physical examination of the penis, ultrasound examination of the penis, magnetic resonance imaging and so on. Penile injury can be diagnosed when clinical examination reveals abnormalities in the penile area, accompanied by uncomfortable symptoms. If there is no accompanying uncomfortable symptoms and no abnormalities in the clinical examination items, it means that the penis is not injured and there is no need to worry too much. In daily life, should be appropriate moderation masturbation, masturbation should also pay attention to personal hygiene care, to prevent the occurrence of infection. It is recommended that those who need it should consult a regular hospital for examination to confirm whether the penis is injured or not. If the penis is clearly injured, the person should actively cooperate with the doctor for treatment, in order to prevent the function of the penis from being affected.