By weight, Bone is five times stronger than steel.
417
40% of people who are rejected in romantic love slip into clinical depression.
72
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
Your statistical chance of being murdered is one in twenty thousand.
473
Two in five people in the world marry their first love.
270
Babies crawl an average of 200m a day.
212