PSA (Prostate Specific Antigen) EXPLAINED: Where it comes from and what it means

This is purely an educational video. PSA (Prostate Specific Antigen) Explained. Here we discuss the function of PSA in the body, where it comes from, and why it is elevated in prostate cancer.
IMPORTANT: This video is for informational and educational purposes only. This is NOT medical advice. DO NOT make or interpret personal health recommendations from this video. For any questions and medical advice, please consult your physician always!
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