Dylan Gee 🇬🇧🇳🇿 on Instagram: "Collapsing on your tennis serve? 😫 Your racket arm will drive up to the ball, this is when your ball toss arm will act as a counter movement brace. Tucking the arm into the stomach as your racket drives through the ball. Give this exercise a go & let me know how you get on 🎾 #tenniswithdylan #tennisplayer #tennisfootwork #tennis #tenniscoach #tenniscoaching #tennislondon #tenis #tennistraining #tennis🎾 #tennispro #tennistime #tennispractice #tennislife #tennisvideos #tenniscourt #tenniserving #tennislovers #lovetennis #tennisaddict #tennislifestyle #tennisfun #tennisteacher #tennisworld #tennishome #lefty #lefthanded"