Liverpool fullback Trent Alexander-Arnold has spent months this year undergoing specialist high-tech training.
Watch below (and for more videos click here):
Working with Red Bull's high performance team, Alexander-Arnold has been working on improving his reflexes, reactions and vision in matchday scenarios.
Here, we see how the England international was put through his paces and the impressive results he achieved working with the Red Bull team and world-renowned ophthalmologist Dr. Daniel Laby.
