From repairing the brain to decreasing engagement, The Huffington Post examines the ways sleep can enhance and also hinder a person’s work performance.

Americans have a sleep problem, and that means we have a work problem. We’re getting less and less sleep (especially on work nights), to the point that the CDC has declared sleep deprivation a public health epidemic.

Entrepreneurs are particularly susceptible to sleep deprivation given the pressures and massive workloads that are common for business owners of all stripes. But insufficient sleep will cost you in just about every way — physically, mentally, financially, and on the job.

In contrast, high-quality sleep can up your game and give you a competitive edge over the caffeine-addicted zombies wandering the office hallways. Here’s a run-down of the many ways that sleep can help (and harm) productivity.

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