Wear your personal trainer on your wrist. Ultra slim and a sleek design, the TomTom Touch Fitness tracker can be worn every day. Keep track of your steps, sleep and heart rate, measure your body fat and muscle mass percentage. The 24/7 tracking mode captures your activity during the day, calories burnt and when it is time to relax, even your sleep and sleep quality. In Sports Mode it tracks your workouts and lets you compare activities over time.