You can alleviate a tickly throat by scratching your ear.
9
Phobatrivaphobia is fear of trivia about phobias.
39
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
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
The heart pumps about 1 million barrels of blood during an average lifetime!
30
Midgets and dwarfs almost always have normal sized children.
54
Human thigh bones are stronger than concrete!
63