Can you believe that your blood type can reveal insights about your health? The blood flowing through your veins not only determines who you can donate to or receive from but also plays a crucial role in your overall well-being. There are four main blood groups: A, B, AB, and O. Sheldon Zablow, a nutritionist and psychiatrist, explains how our blood type can influence our susceptibility to various diseases. He states, "Depending on blood type, a person can suffer from any disease."