F45 Training More About F45 Training Born in Australia, F45 Training is a global fitness community specializing in innovative, high-intensity group workouts that are fast, fun, and results-driven. F45 offers members a continuously evolving fitness program in which virtually no two workouts are ever the same. The vast and growing library of functional training movements allows F45 to keep members motivated and engaged with fresh workouts, stay at the forefront of consumer trends, and drive maximal individual results. Like us on Facebook!