The FitBit is an incredible product that is a celebrity favorite. This small piece can be attached to a belt or undergarments and it tracks your fitness and sleep. It records the time you went to bed, the time it took you to fall asleep, times awakened, time you went to sleep for and actual time slept. It also records amounts of steps taken, miles traveled, calories burned, calories consumed, and your activity level (light- very active). Its wireless so the health stats are automatically updated to your computer when your within 15 feet. How cool is this technology! Its only $99 and you can visit their website for more information.