40% of people who are rejected in romantic love slip into clinical depression.
72
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
By weight, Bone is five times stronger than steel.
417
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
The Japanese, on average, are the shortest people.
320
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
Nearly half of the entire world's adult population has never drunk alcohol.
12