Suffering from a cardiovascular disease? Fitbit one of the most modern physical activity-monitoring device is a valid and reliable way of monitoring physical actions of cardiac patients finds a study. The research showed that Fitbit-Flex is a dependable tool for checking activity specific to predicted attainment of physical activity guideline recommendations that is step counts and minutes of Moderate to Vigorous Physical Activity. Check out these six natural remedies for a healthy heart. It is also useful for monitoring physical activity in cardiac patients and for comparison among individuals. Further it is capable of continuously monitoring free-living conditions and for