Kids won't even realize they're getting a workout with NexGym. The fitness facilities combine the interactivity kids love with the exercise they often resistant. The exergaming gyms turn workouts into games with features like the stationary bikes hooked up to virtual screens. The faster the user pedals pedals, the faster the virtual athlete goes, motivating kids to move those legs a little faster. Run through virtual city streets, groove to arcade favourite, Dance Dance Revolution, or work on your balance, stamina and posture with unexpected games like Eye Toy. "A digital camera trained on you and hooked up to the game player puts you at the center of the action," the site says of the Eye Toy. "Your move connects with kung fu fighters and other characters on the screen."