Millions of American men are tested every year for prostate cancer, but the blood test used for screening isn’t completely reliable. Now, the American Cancer Society says there’s a chance the screenings can do more harm than good. What are men at risk of prostate cancer supposed to do?

Dr. Peter Schlegel is Urologist-in-Chief at New York Presbyterian Hospital/Weill Cornell Medical Center. We also hear from Jeff Jarvis, a journalism professor and blogger who usually writes about the media, but publicly shared his experiences when he was diagnosed with prostate cancer last summer.