(NEWS.YAHOO) — It happens to the best of us: We check our smartphones or tablets one last time before we turn in at night – then end up tossing and turning for what feels like an eternity.
That’s because our phones and other devices emit the “blue light” that works against the sleep process by interfering with melatonin, the chemical in our bodies that promotes sleepiness.
It’s no surprise that the same thing is happening to children and grandchildren, with real-world consequences for their health and well-being as well as their school performance. It’s why a new study from the National Sleep Foundation (NSF) says that limiting the use of smartphones and other electronics at night is critical.
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