Chewing gum boosts your brain power.
285
The human body contains over a billion miles of DNA.
147
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Your thumb is about the same size as your nose.
124
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Every year your body replaces 98% of your atoms.
119
When you take a step, you are using up to 200 muscles.
886
Yawns are more contagious among people with closer relationships.
163