Prostate-specific antigen (PSA) is a protein produced by both normal and cancerous cells in the prostate gland. It is primarily measured through a blood test, where normal levels are typically found ...

are aged 50 and over and have asked your GP for a test Doctors also check your PSA level as you go through prostate cancer treatment. It can help them see how well treatment is working. Prostate ...

Prostate cancer is the malignant growth of cells in the prostate, a walnut-sized gland below the bladder, that is responsible for producing semen. The majority of prostate cancers develop at a slow ...