What’s in a screen? Tommy John the author believes it might affect Tommy John the surgery

LOS ANGELES — A group of Colorado Rockies players visited Treyarch Studios, the Santa Monica headquarters of the global video game developer, on Tuesday. Call of Duty: Black Ops 4 won’t be released until October, but the players hunkered down in a dark, glossy room encircled with screens and dove into the new game.
There was a baseball game that night too, and first pitch at Dodger Stadium was still several hours away. Playing video games wasn’t a part of everyone’s game-