What is sleep inertia?

What is sleep inertia?

What is sleep inertia? How do you feel when you wake up in the morning? Are you a grumpy, groggy mess? That feeling of excessive drowsiness and dis...

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Why is sleep so important?

Why is sleep so important?

We spend almost third of our lives sleeping (or trying to!), but until recently scientists knew surprisingly little about why we lay down and swit...

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