It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Your heart will pump about 212 million liters in its lifetime.
26
Lobsters have blue blood.
476
Your body is creating and killing about 2.4 million red blood cells per second.
17
Mosquitoes don't just bite you, they also pee on you.
11