A college student in Illinois writes, “I’ve always been interested in nutrition and one of the things I see popping up all the time is something called the ‘Blood Type Diet.’ I know that losing weight ...

It is possible for blood type to change, and in some cases, this can happen without a blood transfusion. When someone is born, their blood type is determined, so everyone should know what their blood ...

Scientists have found a link between blood type A and a higher risk of stomach cancer. This connection appears over time.