What if you could know more about your own body and thus live even healthier? Samsung developed the Galaxy Watch4 with exactly this goal in mind. Discover a smart wrist companion that can help you start your journey to a healthier you. Track your fitness progress with the first smartwatch that conveniently measures body composition. Learn about your body fat percentage, skeletal muscle, body water and more to help you reach your goals. Samsung BioActive Sensor and fastest chip bring the biggest innovation yet to the Galaxy Watch. Take a two-finger BIA reading in just 15 seconds. Anytime, anywhere. The Samsung BioActive Sensor captures your body composition in real time to inform you as you manage your health goals. So exercise with your friends and family is even more fun. Because with the Galaxy Watch4, you not only keep track of your own steps, but you can also compete with your friends in a friendly challenge via a live message board. The challenges have a point system and successes are rewarded with badges, making the challenges even more motivating and the workout more fun. Track your progress and health scores conveniently on your Galaxy Watch4 and smartphone. Count your steps, keep track of your calories, and stay on track with the GPS sensor. The Galaxy Watch4 can automatically detect your physical activity and record your progress.