Every human spent about half an hour as a single cell.
144
By weight, Bone is five times stronger than steel.
417
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Your thumb is about the same size as your nose.
124
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
35
The human sigh acts as a physiological reset button.
23