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 ...

An article about the importance of PSA testing for early detection and treatment of prostate cancer ...

Former President Joe Biden’s diagnosis of an aggressive, stage-4 prostate cancer has reignited a long-simmering medical debate: When should men get screened for prostate cancer? For decades, doctors ...

Junkins, who specializes in internal medicine, diligently monitored his health, including annual prostate-specific antigen checks, which consistently came back normal. “I’ve checked my PSAs and all my ...