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Dictionary of Cancer Terms

View in Spanish: Beta-endorfina

Beta-endorphin (BAY-tuh en-DOR-fin)
A substance produced in the brain, especially in the pituitary gland, that blocks the sensation of pain. It is produced in response to pain, exercise, and other forms of stress. It is a type of polypeptide hormone.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.