Studies suggest people with a certain blood type may have a greater chance of reaching 100, as researchers explore links between genetics, longevity, heart health, inflammation, lifestyle factors, and disease resistance, sparking curiosity about how blood type might quietly influence aging, survival, and the odds of becoming a centenarian worldwide.

Living to 100 was once considered nearly mythical, but modern medicine and public health have made exceptional longevity more attainable, though still rare. Advances in sanitation, vaccines, and healthcare have extended average lifespans, prompting scientists to explore why some people reach extreme old age. Among many factors studied, researchers continue reading …