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Sleeping through summer is called estivation.
A human will eat on average 70 assorted insects and 10 spiders while sleeping.
Most people can survive for up to 2 months without eating, but people can only live up to 11 days without sleeping.
Sleeping on the job is acceptable in Japan, as it’s viewed as exhaustion from working hard.
It’s impossible to sneeze while sleeping.
You burn more calories sleeping than you do watching television.
Sleeping through the winter is called Hibernation and sleeping through the summer is called Estivation.
A man in China fell into a coma after spending a week looking for business ideas on the Internet without sleeping. Five months later, he was woken up by the smell of money.
In order to discover that penguins sleep more deeply in the afternoon, scientists crept up on sleeping penguins at different times of the day and poked them with a stick until they woke up.
In classical Athens, the punishment for sleeping with another man’s wife was to be publicly sodomized with a spicy radish.
Half of your brain stands guard when you are sleeping in a new place for the first time.
3 AM is when most Americans are sleeping (95.1%). Conversely, 6 PM is when most Americans are awake (97.5%).
The 1950s sleeping pill thalidomide, which caused 10,000 babies to be born with severe deformities, was tested on animals prior to its commercial release.
Sleeping under a weighted blanket can help reduce insomnia and anxiety.
Lions enjoy relaxing and lazing around. They spend between 16 and 20 hours each day resting and sleeping. They have few sweat glands so they wisely tend to conserve their energy by resting during the day and become more active at night when it is cooler.