certain diseases. These findings are interesting, but they do not mean that a particular blood type determines how long someone will live.
Blood Type and the Aging Process
Blood type is primarily known for its importance in blood transfusions and medical emergencies. The ABO blood group system reflects specific characteristics of red blood cells and is also associated with differences in certain proteins involved in immunity and blood clotting.

Researchers have investigated whether these differences may be connected with broader health outcomes, including cardiovascular disease, inflammation, circulation, and other conditions
