It started out as a bit of a joke, but then it wasn't so funny anymore — Andrew Luck didn't know how to — or maybe just wouldn't — slide when he was drafted by the Colts out of Stanford.
Sometimes, the cost was merely fans' stress levels. Sometimes, like when he left a 2015 game against Denver with a lacerated kidney and an abdominal tear, the cost was greater.
Cincinnati quarterback Joe Burrow is experiencing a similar struggle. After he took a big hit in Sunday's game against Packers, Aaron Rodgers had some words of wisdom for Burrow onthe Pat McAfee Show.