Prostate cancer may cause no signs or symptoms in its early stages. Prostate cancer that's more advanced may cause signs and symptoms such as:  Trouble urinating Decreased force in the stream of urine Blood in the urine Blood in the semen Bone pain Losing weight without trying Erectile dysfunction 
prostate cancer may cause signs symptoms early stages  prostate cancer that's advanced may cause signs symptoms as:  trouble urinating decreased force stream urine blood urine blood semen bone pain losing weight trying erectile dysfunction 
prostate cancer