Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
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Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
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You forget 90% of your dreams.
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A group of pugs is called a grumble.
10
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8