Research shows adults need seven to nine hours of sleep each night for optimal health, and children need more. But what’s happening during those hours that’s so important, and what’s the danger of cutting sleep short? A growing body of research shows getting little or poor sleep doesn’t just make people feel tired the next […]

The post What happens when we sleep, and why we need just the right amount each night appeared first on Knowridge Science Report.

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Source:: Knowridge Science Report


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