Your thumb is about the same size as your nose.
124
The average person's skin weighs twice as much as their brain.
131
Chewing gum boosts your brain power.
285
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Your body is creating and killing about 2.4 million red blood cells per second.
17
Your heart will pump about 212 million liters in its lifetime.
26
Every year your body replaces 98% of your atoms.
119