NOW OFFERING VIRUTAL CLASSES! Looking for an amazing sweat inducing that will help your body and your mind? At F45 Dix Hills, you'll experience a mix of circuit and high-intensity interval training (HIIT) style workouts geared towards every movement. It's not only fun, but every day/workout is different so you won't have to worry about being bored here. F45 is founded upon 3 principles: innovation, motivation and results. By combining these three factors, you'll focus on burning fat, building muscle and you'll be engaged, challenged and inspired.