A newborn baby has about one cup of blood in his body. Here are 10 more amazing blood facts about blood:
10 James Christopher Harrison, whose blood can cure the Rhesus disease, has made over 1000 donations throughout his lifetime saving over 2,000,000 unborn babies from the disease.
9 The heart creates enough pressure to spurt blood up to nine meters.
8 The heart will pump over 48 million gallons of blood (enough to fill 72.7 Olympic size swimming pools) in an average lifetime.
6 The horned lizard shoots vile tasting blood from its eyes at its predators as a defense mechanism.
5 Donated blood is sold in an open market that is a $4.5 billion a year industry.
4 Elizabeth Bathory killed up to 650 Hungarian virgin women just to bathe in their blood as an anti-aging practice.
3 One pint of blood can save up to three lives.
2 Saddam Hussein had a Quran written in his own blood in an effort to become piety. He had over 26 liters of blood sapped from his body over a course of two years.
1 Haemolacria is a rare physical condition that causes a person to produce tears of blood. Calvino Inman suffers from the disorder, which makes him weep tears of blood 5 times a day.
+ Bonus Knowledge Nugget
Germans used to drink blood in the 16th century because they believed it was healthy for the body. They even approached executioners to buy blood from them and viewed them as lifesavers.