Can Your PSA Level Be Too Low?

By Staff WriterLast Updated Apr 14, 2020 10:11:49 PM ET

Low levels of PSA, or prostate-specific antigen, are considered desirable, since they indicate a lower risk for prostate cancer; readings below 4 nanograms per milliliter are considered normal, according to Health Magazine. Higher readings may indicate that cancer of the prostate is present.

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