The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
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A human being loses an average of 40 to 100 strands of hair a day.
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In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
Held in farts enter your bloodstream and are bad for your body.
26
The human brain uses approximately as much energy as a 10 watt light bulb.
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The human brain doesn't stop developing until about 25 years old.
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