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  1. AB Positive, AB Negative Blood | Rare Blood Type

    Less than 4% of the U.S. population have AB positive blood. AB positive blood type is known as the “universal recipient” because AB positive patients can receive red blood cells from all …

  2. Blood Types: What They Are and Mean for Your Health

    Mar 14, 2023 · There are four main blood types: A, B, AB and O. Blood bank specialists determine your blood type based on whether you have antigen A or B on your red blood cells.

  3. Understanding Your Blood Type With the ABO System and Rh Factor

    Dec 7, 2025 · The ABO system has four major blood types: A, B, AB, and O. Blood types are further categorized by the presence (positive or +) or absence (negative or -) of the Rh (D) …

  4. Different Blood Types Explained: A, B, AB, and O - Health

    Dec 20, 2025 · There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is important for safe blood transfusions and organ …

  5. Blood Types - A, B, AB, O, Rh - Science Notes and Projects

    Nov 28, 2023 · Learn about blood types, including A, B, AB, O and Rh+ and Rh-. See which blood type is the universal donor and universal recipient.

  6. Type AB Blood | Vitalant

    You’re an AB blood type — either AB-positive (AB+) or AB-negative (AB-). But what exactly does that mean for you and the patients who can receive your blood?

  7. Versiti - AB Blood Type | Blood Types Explained

    Are you type AB+ or AB-? Learn the facts about what makes your blood type special!

  8. Blood Types Explained: Health, Compatibility, and Rare Types

    Feb 19, 2025 · For example, those with type A, B, or AB blood may have a higher risk for heart attacks. But your blood type isn’t the only factor that leads to a health ailment.

  9. AB Definition & Meaning - Merriam-Webster

    The meaning of AB is an abdominal muscle —usually used in plural. How to use ab in a sentence.

  10. AB Definition & Meaning | Dictionary.com

    a major blood group usually enabling a person whose blood is of this type to donate blood to persons of type AB and to receive blood from persons of type O, A, B, or AB.