The overlooked productivity hack that’s backed by science
Nudge
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How iPads Can Affect Sleep
Staring at an LED power screen can dramatically reduce your ability to sleep. One study found that using an iPad for two hours before bed blocked the rise of melatonin by a significant 23%. Melatonin is the natural hormone that develops in the brain in response to darkness as it builds the desire to sleep increases. A more recent report found that the use of phones in bed was worse than first thought.
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