@themovementsystem: #greenscreen Secret Workouts of the World’s Fittest Athletes. If anyone is interested in this I could do a part 2 with other athletes. Shoutout to Alex Natera for introducing ne to the current research on overcoming isometrics. #strengthandconditioning #brucelee #bruceleeworkout #yorkbarbell #yorkbarbellclub #isometrictraining #martialartstraining