The heart of America’s health care system is failing
In college, I learned about the Frank-Starling law of the heart. It is fascinating and demonstrates just one of the bewildering number of human physiologic responses needed to adapt to the demands we place upon our bodies every day. In brief, the Frank-Starling law states that a healthy, normally functioning heart will respond to increases in demand for blood supply and oxygen by increasing the strength of cardiac contractility. This …