how caffeine affects sleep

How Caffeine Affects Your Sleep

When you feel tired during the day, it’s tempting to reach for a quick jolt of caffeine from a cup of coffee or an energy shot. But doing so might also inadvertently disrupt your sleep later that night. Although caffeine undoubtedly provides a boost of energy, its effects are temporary—and, research shows, may interfere with sleep quality. Disrupted sleep, in…

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