blood

56 Facts About Blood
4.5 million Americans will a need blood transfusion each year.
43,000 pints: amount of donated blood used each day in the U.S. and Canada.
Someone needs blood every two seconds.
Only 37 percent of the U.S. population is eligible to donate blood – less than 10 percent do annually.**
About 1 in 7 people entering a hospital need blood.
One pint of blood can save up to three lives.
Healthy adults who are at least 17 years old, and at least 110 pounds may donate about a pint of blood – the most common form of donation – every 56 days, or every two months. Females receive 53...