Lack of water is the #1 trigger of daytime fatigue.
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Termites work 24 hours per day and they do not sleep.
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The human brain is more active during sleep than during the day.
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Dieters who sleep more take off more fat that those who sleep less.
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Bats sleep 18-20 hours per day.
5
People who sleep late have more mental stamina and can outperform early risers.
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You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11