Do you know your blood type? Surprisingly, most people don’t. You inherit your blood type from your parents and they inherit it from their parents, and so on, and so on. Just like the breadcrumbs that led Hansel and Gretel back to their home in the children’s fable, your blood type can give you clues as to where your ancestors may have come from.
The O blood type is extremely common among the indigenous people of the Americas.
Blood Type Geography Map – AnthroPalomar.edu (Palomar College)
If you don’t already know your blood type, find out and compare it to the blood type geography map for a possible clue to where your ancestors may have originated. If you are not Type O, this does not rule you out of having your origins in America. Remember, your blood type comes from both your parents.