Your body is creating and killing about 2.4 million red blood cells per second.
17
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Your heart will pump about 212 million liters in its lifetime.
26
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
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
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
20 minutes after smoking a cigarette, blood pressure drops to normal.
37