The adult human brain weighs about 3 pounds (1,300-1,400 g).
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If you are cold you are more likely to be hungry because you use energy to keep warm.
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The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
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The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
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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