Putting sensors in the wearable's band could unlock a host of health-monitoring features—if the patented device ever becomes ...

The study, led by New York University Langone Health researchers who looked at data from more than 6,000 Fitbit users who ...

Study participants who averaged between 2.5 and 5 hours of physical activity a week—which is the minimum amount recommended by the American Heart Association—had a 60 percent lower risk of developing ...