In adolescent and young adult males, palpation of the testicles for signs of cancer has traditionally been part of the preparticipation sports physical or well-child examination. Unlike most malignancies that predominantly affect older adults, testicular cancer is most commonly diagnosed between 15 and 34 years of age . Nonetheless, screening for testicular cancer has long been something I have discouraged my students and residents from doing. The rationale is twofold: it's rare, so screening will lead to many false positives and unnecessary evaluations; and more importantly, it's curable even at advanced stages, so earlier detection provides little to no incremental benefit. These were the reasons why in 2011, the U.S. Preventive Services Task Force (USPSTF) reaffirmed its previous recommendation against testicular cancer screening , based on an evidence review that I co-authored that found no new evidence to change this conclusion. Others have dissented over the years. They...