There are several studies available highlighting life expectancy data related to blood types. While most of the studies support the others, it must also be noted that in nations with high blood type B frequencies, life expectancy for people with blood type B appears to be significantly higher. “In our patient population, the percentage of patients with group B blood declines with age. The survival curve in group B was worse than that in groups A, O, and AB. These findings suggest that in our patient population, blood group B is not a marker for longevity but may be a marker for earlier death.” 2015 study indicates lower life-expectancy for blood type B people These findings suggest that in our … Continue reading Blood Types and Life Expectancy