Disease such as diabetes, hypertension, hyperlipidemia, heart failure, cancer, pain and mental health are the exact comorbidities that increase patient hospitalization rates, increasing our healthcare expenditure. Subsequently, reaching a sufficient level of physical activities could reduce the risk of aggravating these disease processes–most notably, it plays an important role for cardiovascular and cancer prevention.

In 2017, Center for Disease Control and Prevention advocated PA as the fourth vital sign after body temperature, heart rate and blood pressure, underlying its importance in assessing the clinical condition of the individual patient.