Your body is creating and killing about 2.4 million red blood cells per second.
17
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
Mosquitoes don't just bite you, they also pee on you.
11
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Your heart will pump about 212 million liters in its lifetime.
26
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Lobsters have blue blood.
476