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Sleep Regularity vs. Sleep Duration: Which Matters More?

For years, sleep advice focused almost entirely on one number: How many hours did you sleep? Seven hours. Eight hours. Maybe nine if you are catching up. But sleep researchers are increasingly paying attention to another variable that may be just as important, and in some studies even more strongly associated with long-term health: How […]

Sleep Regularity vs. Sleep Duration: Which Matters More?
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