The human brain is more active during sleep than during the day.
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Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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You forget 90% of your dreams.
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Lack of water is the #1 trigger of daytime fatigue.
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A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
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A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6