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This Blood Type Puts You at Risk for Dementia

Your blood type may be predictive of cognitive issues to come.
FACT CHECKED BY Emilia Paluszek

Your blood type can tell you a lot about yourself, and researchers are discovering it can even indicate if you might get certain diseases. Besides telling you if you might have a heart issue or get diabetes—or even what kind of personality you have, according to one report—your blood type may be predictive of certain memory problems, including dementia. Read on—and to ensure your health and the health of others, don't miss these Sure Signs You May Have Already Had COVID.


Which Blood Type Puts You Most at Risk?

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"People with blood type AB may be more likely to develop memory loss in later years than people with other blood types", according to a study published in Neurology, the medical journal of the American Academy of Neurology. Keep reading to see if you're at risk.

RELATED: This Blood Type Puts You at Risk for Heart Disease


What Exactly is the Risk?

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"AB is the least common blood type, found in about 4 percent of the U.S. population," says the AAN. "The study found that people with AB blood were 82 percent more likely to develop the thinking and memory problems that can lead to dementia than people with other blood types."

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What is Factor VIII?

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"Researchers also looked at blood levels of factor VIII, a protein that helps blood to clot. High levels of factor VIII are related to higher risk of cognitive impairment and dementia," says the AAN. "People in this study with higher levels of factor VIII were 24 percent more likely to develop thinking and memory problems than people with lower levels of the protein. People with AB blood had a higher average level of factor VIII than people with other blood types."

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What is the "Least Risky" Blood Type to Have?

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According to the AAN, "Previous studies have shown that people with type O blood have a  lower risk of heart disease and stroke, factors that can increase the risk of memory loss and dementia."

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Regardless, Blood Type is Not the Only Risk Factor

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"If you were to do the same study and look at smoking, lack of exercise, obesity and other lifestyle factors, the risk of dementia is much, much higher," said Dr. Terence Quinn, a clinical lecturer in stroke and geriatric medicine, first posted on WebMd. "People who are worried about dementia, whether they have that blood group or not, should look at making those lifestyle changes." And to get through this pandemic at your healthiest, don't miss these 35 Places You're Most Likely to Catch COVID.

Alek Korab
Alek Korab is a Co-Founder and Managing Editor of the ETNT Health channel on Eat This, Not That! Read more about Alek