From Developer/Publisher website:
Your Shape’s proprietary Player Projection technology puts your body into the game for the ultimate experience. You’ll control the game intuitively with your voice and body as you create your desired fitness experience. Choose a personal trainer to help you meet your specific fitness goals, take a Yoga or Martial Arts class, or play fun, family-friendly mini-games. As you exercise, you’ll receive specific feedback on your every move, thanks to the game's real-time precise tracking system. Plus, as you exercise, you’ll interact with captivating visual effects that respond to your movement and impact. Get ready to experience the evolution of fitness gaming!