You run, swing your arms, stop, start, jump, and crouch down. You move side to side, forward and backward and various speeds.You make sudden and frequent directional changes as you navigate the court after the ball. Unique among other sports, tennis is truly a workout for the entire body: https://www.goldcoasttennisacademy.com.au/ #GoldCoastTennisAcademy #TennisAustralia #Tennis