The prevention of prostate cancer is a topic of great concern to everyone. Prostate cancer is a malignant tumor of male urinary system. To avoid prostate cancer, we must first avoid prostate lesions. Usually, we should be careful not to masturbate too often and have sex too often. Pay attention to keep your genitals clean, drink plenty of water, urinate more, avoid sedentary, and don't hold your urine for a long time. Maintaining an optimistic attitude and a balanced diet and nutrition can generally reduce the occurrence of cancer.