Rh-Positive and Rh-Negative Blood Types 🩸
What’s Your Blood Type, and Why Does it Matter? Your Rh factor determines whether you are Rh-positive or Rh-negative. But your blood type also plays a significant role in your overall health. The Different Blood Types The four main blood types are A, B, AB, and O. Each of these can either be Rh-positive or …