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It pumps through your veins and arteries keeping every cell in your body alive, and yet you rarely think about your blood or blood type, let alone how it relates to your personality.

Strangely enough, your blood type and personality may have more in common than you would think.

Much of our personality is determined by our genetics. so it makes sense that personality and blood type could be connected.

Your blood type is also determined by your genetic heritage. In a cross-cultural study of blood antigens and the personality traits of neuroticism and extraversion, researchers found correlations between type and personality.

In another study of teenage boys and personality styles, blood type A was typically seen as more “tender-minded,” and blood types 0, B, and AB were more “tough-minded.”

You may recall the book Eat Right for Your Type by James D’Adamo which spoke to matching diet with your blood type.

Donna Gates worked with the research of James D’Adamo for her book, The Body Ecology Diet. There are definite tendencies in blood type related to health. For example, 8 out of 10 children with autism have type A blood.

Japanese employers will ask the blood type of their job candidates because they feel strongly that personality is linked to blood type.

They also use blood type information for finding potential romantic partners as well as for marketing specific products to a certain blood type.