By weight, Bone is five times stronger than steel.
417
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Nearly half of the entire world's adult population has never drunk alcohol.
12
40% of people who are rejected in romantic love slip into clinical depression.
72
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
The Japanese, on average, are the shortest people.
320
Two in five people in the world marry their first love.
270
Each day, there are over 120 million sexual intercourse taking place all over the world.
301