Scientific Blood Facts You Won’t Believe are Real

Blood Facts

A newborn baby has about one cup of blood in his body.

Facts about Blood

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.

2 Saddam Hussein had a Quran written in his own

3 One pint of blood can save up to three lives.

4 Elizabeth Bathory killed up to 650 Hungarian virgin women just to bathe in their blood as an anti-aging practice.

5 Donated blood is sold in an open market that is a $4.5 billion a year industry.

6 The horned lizard shoots vile tasting blood from its eyes at its predators as a defense mechanism.

7 It would take about 1,300,000 mosquitoes, each sucking once, to suck your blood dry.

8 The heart will pump over 48 million gallons of blood (enough to fill 72.7 Olympic size swimming pools) in an average lifetime.

9 The heart creates enough pressure to spurt blood up to nine meters.

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.

11 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.

Related: Facts about Melanoma (skin cancer)

The Composition and Function of Blood

Of course we all know what blood is in a general sense but do you really know what it’s made of? Or what it does and why you will die if you lose too much?

Watch this fun and educational video to learn the answers to these questions and more.