Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
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
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Your body is creating and killing about 2.4 million red blood cells per second.
17