I’m a sleep doctor — the perfect amount of time for a nap and why you sometimes wake up more tired
A sleep expert details why you wake up groggy from a nap and how to make the most of your snack-sized slumber.
The Washington Post28d
Naps can help improve your cognition. Here’s how to take a better nap.
A simple way to sharpen your cognition and memory is also an enjoyable one: Take a nap. Research shows that napping can not only take the edge off a night of inadequate sleep but also boost our ...