Does Your Blood Type Affect How Slowly You Age? What Science Really Says

to the Rh system, which is why blood types are often written as A positive, O negative, AB positive, and so on.

These characteristics matter greatly when blood transfusions are required because incompatible blood can trigger a dangerous immune reaction.

They do not, however, provide a simple measure of how quickly someone will physically age.

Where Did the Blood Type and Aging Idea Come From?

Researchers have investigated relationships between ABO blood groups and numerous health outcomes. Some studies have found statistical associations between particular blood groups and the likelihood of developing certain diseases or medical complications.

Those findings can