We’re not getting enough sleep.
Most of us need at least 8 hours of sleep, but many don’t manage to squeeze more in than 7. Whereas one night of less sleep won’t hurt you, a consistent lack of sleep impacts your brain, as this infographic shows.
Did you know for instance that emotional volatility and the tendency to make risky decisions are side-effects of sleep deprivation? Sleep is essential, even if scientists haven’t figured out all the reasons.
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