Add Yahoo as a preferred source to see more of our stories on Google. PSA stands for prostate-specific antigen, a substance naturally produced in prostate tissue. A small amount of PSA regularly ...

PSA levels can be elevated for reasons other than cancer, such as an enlarged or inflamed prostate. False positive and false negative PSA test results are possible. The American Cancer Society does ...

In a recent study published in the journal Nutrients, researchers investigated the associations between urinary bisphenol A (BPA) concentrations (exposure) and the prostate-specific antigen (PSA; ...