In Peter King's last article he made a list of his favorite stories throughout his career. Following Carson Palmer for a week of prep was one of them. It's a very good read. King followed Palmer day & night & watched how he prepared for a game from the time he received the game plan to game day.
Part I: https://www.si.com/mmqb/2015/11/17/nfl-carson-palmer-arizona-cardinals-inside-game-plan
Part II: https://www.si.com/2015/11/18/nfl-c...als-inside-game-plan-part-ii-cleveland-browns
Part I: https://www.si.com/mmqb/2015/11/17/nfl-carson-palmer-arizona-cardinals-inside-game-plan
Part II: https://www.si.com/2015/11/18/nfl-c...als-inside-game-plan-part-ii-cleveland-browns