Answer;
To take an annual PSA test;
To reduce their risk for prostrate cancer men over 40 are encouraged to have an annual PSA test.
Explanation;
PSA test measures the level of PSA in a man's blood. Prostrate specific antigen is a protein by normal, as well as malignant, cells of the prostrate gland. The blood level of PSA is often elevated in men with prostrate cancer.
