Plus, an environmental hazard is being linked to dementia.
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PHOTOGRAPH BY Joyce Lee, The New York Times/Redux |
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When most of us work on getting better sleep, we usually focus on duration: the seven to nine hours of recommended nightly rest. But sleep scientists and a growing body of evidence suggest that something else matters more. |
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PHOTOGRAPH BY oceandigital, Getty Images |
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The supplement has been recommended by everyone from podcast hosts to health influencers. Clinics offering intravenous NAD+ therapy claim it’s the key to longevity, responsible for celebrity youth and vitality. But experts warn that the science behind it is minimal. |
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