Austin Hays had to change plenty in response to a 2018 season when nothing went right, from the way he ate and trained to the way he swung the bat.
Yet something as simple as relearning how to run after his previous gait injured his ankle so badly he needed surgery — and the fitness regimen changes he made as a result — might have helped unlock an even more dynamic player than the Orioles thought they had when he shot to the majors in his first full season in 2017 and emerged as the club’s right fielder of the future.