If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Your body is creating and killing about 2.4 million red blood cells per second.
17
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
When you take a step, you are using up to 200 muscles.
886
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266