You mostly breathe from only one nostril at a time!
75
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
A fetus develops fingerprints at eighteen weeks!
32
35,000 people in the U.S. will die from the flu annually.
6
About half of all Americans are on a diet on any given day.
29
The heart pumps about 1 million barrels of blood during an average lifetime!
30
On average, women have always lived longer than men.
195