The human heart creates enough pressure to squirt blood 30 ft.
37
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
The human brain doesn't stop developing until about 25 years old.
102
The human body contains over a billion miles of DNA.
147
A man's beard grows fastest when he anticipates sex.
239
Phobatrivaphobia is fear of trivia about phobias.
39
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15