Centura Health has more experts in more places throughout the region. Start your health journey by finding the right one for you.
Blood contains four main components:
There are four major blood types: "O", "A", "B", and "AB". Also, a certain substance, the "Rh- factor, is either present on the red cells or absent.
Approximately 85% of the population has "Rh" factor on their red cells. These people are categorized as "Rh" positive. About 15% of the population lack the "Rh" factor making them "Rh" negative. The blood type breakdown in the United States is as follows:
The rarest type of blood is the type that is not available when a patient needs it.
It takes 24 to 72 hours to type and test blood after a donation and BEFORE it can be used for patient.
In a crisis, the blood that saves lives is the blood that was donated BEFORE the crisis!
How Much Blood Does a Person Have?
Our search tools require a zip code to match the location nearest you.