- One pint of donated blood can save up to 3 lives.
- Someone in the U.S. needs blood every two seconds.
- It would take 1,200,000 mosquitoes, each sucking once, to completely drain the average human of blood.
- HP Printer black ink is more expensive than blood.
- Only female
- drink blood.
- Males are vegetarians.
- There are 100,000 miles of blood vessels in an adult human body.
- James Harrison has donated blood over 1,000 times saving over 2 million unborn babies from Rhesus disease.
- of your body weight is in your blood.
- Mosquitoes prefer blood type "O" to any other.
- In the 16th and 17th centuries, Europeans including royalty, priests and scientists, routinely ingested remedies containing human bones, blood and fat as medicine for everything from headaches to epilepsy.
- Every year, the average meat-eating American ingests more than enough blood to fill a soda can.
- White blood cells make up about 1% of your blood.
- Swedish blood donors first recieve a 'Thank you' text when they initially donate blood, but they also recieve a text whenever their blood is used to help someone.
- The iron in our blood and the calcium in our bones come from ancient explosions of giant stars.