Mosquitoes don't just bite you, they also pee on you.
11
Your heart will pump about 212 million liters in its lifetime.
26
Your body is creating and killing about 2.4 million red blood cells per second.
17
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Lobsters have blue blood.
476
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22