We're all familiar with the mechanism of action-and-reaction in the world of sports. Pitcher-and-batter is an action-reaction duo in baseball. A basketball guard driving to the hoop and a defender leaping to block the shot is another example. A racecar driver negotiating a tight turn at speed is executing

Chronic diseases such as hypertension and diabetes have increasingly high prevalence in world populations.1 Such prevalence is rising despite extensive use of prescription medications. Problematically, many people have two or more concurrent chronic disorders and are taking multiple medications. But