Relax your tight end? What a Super Bowl ad got right about prostate cancer screening

By Dr. Jamin Brahmbhatt, CNN (CNN) — If you watched the Super Bowl, you probably saw commercials featuring NFL players telling America to “relax your tight end.” The campaign from drugmaker Novartis — called “Relax, It’s a Blood Test” — featured tight ends Rob Gronkowski and George Kittle and Super Bowl-winning coach Bruce Arians, who’s