20 minutes after smoking a cigarette, blood pressure drops to normal.
37
One quarter of the human brain is used to control the eyes.
43
Your body is creating and killing 15 million red blood cells per second.
50
Your heart will pump about 212 million liters in its lifetime.
26
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
