#activity “Sedentary behavior has been identified as one of the leading preventable causes of death”. Please let this syce in. What does sedentary mean? “Despite the numerous benefits of physical activity and the recent attention to specific guidelines, only 32% of US adults and 66% of children and adolescents (based on Healthy People 2010 guidelines) engage in regular leisure-time physical activity.” Being sedentary means you sit most of the day. Whether it’s work or watching TV or being on your phone. How many waking hours a day do you sit?