Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
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
Lobsters have blue blood.
476
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
Mosquitoes don't just bite you, they also pee on you.
11