20 minutes after smoking a cigarette, blood pressure drops to normal.
37
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
476
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
Mosquitoes don't just bite you, they also pee on you.
11
Lobsters have blue blood.
476