Every year, across the United States, millions of men go into their doctors’ offices for a blood screening – the Prostate-Specific Antigen (PSA) test – to see if they are at risk for prostate cancer. The need for the test is clear: prostate cancer is the tenth-leading cause of cancer death in the U.S.; close to 200,000 men each year are found to have the disease, and more than 27,000 will die from it. One man in six will get prostate cancer during his lifetime, and for one man in 35 it will be fatal. Read more [...]