Xbox Fitness is an online service that takes the world’s best fitness videos and makes them interactive with the power of Xbox One. Optimize every workout with instant feedback on your form, power and heart rate by using precision technology: Heart Rate Monitor, Muscle Mapping and Energy Meter. Feed your motivation with personalized and social challenges. The advanced user-tracking technology with Kinect evaluates performance by measuring balance, tempo and form. Xbox Fitness makes working out fun with smart recommendations, challenges, performance history, rewards and achievements to keep you motivated.