It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Your body is creating and killing about 2.4 million red blood cells per second.
17
When you take a step, you are using up to 200 muscles.
886
The human brain uses approximately as much energy as a 10 watt light bulb.
120
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Every year your body replaces 98% of your atoms.
119
The human brain doesn't stop developing until about 25 years old.
102
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266