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We now know that 24 hours without sleep, or a week of sleeping four or five hours a night induces an impairment equivalent to a blood alcohol level of .1 percent. We would never say, ‘This person is a great worker! He’s drunk all the time!’ yet we continue to celebrate people who sacrifice sleep for work.

Insights from the doctor who coaches athletes on sleep. Pair with the science of what actually happens while you sleep and how it affects your every waking hour.

More on sleep here.

(via explore-blog)


Why Lupita Nyong’o’s ‘People’ Cover Is So Significant

It has been a very good 12 months for Lupita Nyong’o: piles of awards (including an Oscar for Best Actress in a Supporting Role for her portrayal of Patsy in 12 Years a Slave), a contract to be the face of Lancôme Paris cosmetics, and now this: the cover ofPeople's annual “50 Most Beautiful” issue.

Counting Nyong’o’s new crowning, there are now three black women who have been onPeople's cover in the 25 years the “Most Beautiful” issue has been published. Halle Berry was first in 2003, followed by Beyonce in 2012. But asWall Street Journal columnist Teri Aginssays, Nyong’o is not racially ambiguous: “She has African features, she’s dark-skinned with nappy hair. And — she’s beautiful.”

Read more on NPR’s Code Switch

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