Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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The first patented condom was meant to be reused!
47
The human body contains over a billion miles of DNA.
147
When a person dies, hearing is usually the last sense to go.
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An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Taphephobia is the fear of being buried alive!
44
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25