What Your Blood Type Says About You

Knowing your blood type helps with more than just blood transfusions. Researchers have discovered that blood type corresponds with a host of health conditions, such as fertility, heart disease, and dementia.

It’s a good idea to find out whether you are type A, B, AB, or O. It may determine whether mosquitoes are attracted to your blood or whether you have a higher chance of certain cancers. If you’re ready to learn some interesting facts about the different blood types, read on.

Certain Blood Types Are In More Danger Of Dementia

In 2014, research in the journal Neurology discovered that certain blood types have a higher risk of cognitive impairment. AB blood types were 82% more likely to have cognitive impairment, which can lead to dementia. O types have a lower chance.

A woman with Alzheimer's looks through old photos.
Mario Tama/Getty Images
Mario Tama/Getty Images

Researchers suggest that this could have to do with heart disease. AB types also have a greater chance of high cholesterol, high blood pressure, and diabetes. Dr. Mary Cushman says that these conditions are closely related, and people with diabetes or stroke are more likely to develop dementia.