Those who get out of bed by 7am are more likely to be thinner and happier.
20
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
People who sleep late have more mental stamina and can outperform early risers.
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