That&#x27;s totally true, but I would argue the second half of your statement covers approximately 5% of the U.S. population, while the first half covers the other 95%.<p>I&#x27;d also add that I am an amateur long-distance runner and just completed a medium distance run after fasting all day and performed fine. Had it been a race, probably less so. But the myths of caloric necessities have been greatly exaggerated.