Book of the Day from The Next Big Idea Club

Book of the Day from The Next Big Idea Club

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Book of the Day from The Next Big Idea Club
Book of the Day from The Next Big Idea Club
Why You’re Tired All the Time—Even After 8 Hours of Sleep
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Why You’re Tired All the Time—Even After 8 Hours of Sleep

The secret isn’t just sleep duration. It’s sleep rhythm. Here’s how to sync up with your body’s true beat.

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Michael Kovnat
Mar 24, 2025
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Book of the Day from The Next Big Idea Club
Book of the Day from The Next Big Idea Club
Why You’re Tired All the Time—Even After 8 Hours of Sleep
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If you’ve ever gotten eight hours of sleep and still felt like a zombie, your problem might not be how much you’re sleeping—but when. According to recent studies, many of us are out of step with our biology’s fundamental rhythms —and our sleep, metabolism, and mood are paying the price.

To get back in sync with our body’s clocks, sleep researcher Olivia Walch offers these tips:

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