With Biden's prostate cancer in the news, men may be wondering whether and at what age to be screened. Advice about the value PSA tests has fluctuated. Here's what to know.

Only about 7 percent of prostate cancer cases get diagnosed this late, one oncologist says.

The former US president’s office said his "last known" prostate cancer screening was in 2014 amid speculation that he had been hiding his diagnosis. View on euronews

WASHINGTON -- A representative for former President Joe Biden said he last took a prostate-specific antigen blood test, commonly used to screen for prostate cancer, in 2014.

The PSA test is a blood test used primarily to detect prostate cancer. According to the Mayo Clinic, the test detects prostate-specific antigen (PSA) levels in the blood. PSA is a protein generated by malignant and non-cancerous cells in the prostate, a tiny gland located under the bladder in males.

Prostate cancer highlights from AUA 2025 include quality-of-life results from the phase 3 PSMAfore study, findings on ADT with or without darolutamide, and data on the PSMA-targeted radionuclide J591.