Your thumb is about the same size as your nose.
124
Every year your body replaces 98% of your atoms.
119
Chewing gum boosts your brain power.
285
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
Poor eyesight (myopia) is associated with higher IQ.
232
The average sperm cell swims at 8 inches per hour.
76
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22