I95 Street Journal

CBS New York

NEW YORK (CBSNewYork) — You’re exhausted, drained, running on fumes.

But how do you know if you’re really sleep deprived?

As CBS 2’s Alice Gainer reported, a nap can actually provide the answer and reveal what your body needs.

When you get a good night’s sleep, dreaming typically occurs during the fifth stage of sleep, called rapid eye movement, or REM.

If a quick nap leads to dreaming, sleep experts say you’re so sleep deprived your body actually skips the first four stages of the cycle.

“If you’re dreaming during a nap that means you’re not getting enough sleep overall,” said Dr. Rafael Pelayo, a clinical professor at the Stanford University Sleep Center.

When you’re not getting enough sleep overall, it can lead to a surprising number of health problems, from heart disease and stroke to diabetes.

New research from the University of Pennsylvania shows a daily nap may reverse…

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