How to detect and prevent prostate cancer | symptoms | Early Signs How to detect cancer : Do you know that one in six men is diagnosed with prostate cancer every year? But here’s the good news : Only 1 in 36 men who are diagnosed with prostate cancer die from it. When cancer forms in the prostate, it often grows very slowly, and the person ends up dying of another disease. Still, in its aggressive form, prostate cancer is quite serious.