04/28/2014 09:19 am ET Updated Apr 28, 2014

The Ultimate Performance-Enhancing Drug? Sleep

Kevin C. Cox via Getty Images

The fundamental flaw at the heart of our misguided definition of success is the belief that overworking is the route to high performance and exceptional results. One easy way to see the folly of this belief is to look at the world of sports, where performance is objectively quantified and measurable. The sports world, the source of many metaphors in the business world -- "home run", "slam dunk", "dropping the ball", "heavy hitters", "step up to the plate" and so forth -- is, in fact, way ahead of the business world in its thinking about productivity and burnout.

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