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  1. Blood - Wikipedia

    Blood is a body fluid in the circulatory system of humans and other vertebrates that delivers necessary substances such as nutrients and oxygen to the cells of the body, and transports metabolic waste …

  2. Blood | American Society of Hematology

    In this week's episode, Blood editor Dr. Laura Michaelis interviews authors Drs. Marion Falabrègue and Ajai Chari on their papers published in volume 146 issue 24 of Blood.

  3. Blood: What It Is & Function - Cleveland Clinic

    Jul 21, 2025 · Blood is a specialized fluid that constantly flows throughout your body. It’s made of plasma, red blood cells, white blood cells and platelets.

  4. Blood | Definition, Composition, Functions, & Facts | Britannica

    Mar 2, 2026 · Blood is a fluid that transports oxygen and nutrients to cells and carries away carbon dioxide and other waste products. It contains specialized cells that serve particular functions. These …

  5. Blood Basics - Hematology.org

    It has four main components: plasma, red blood cells, white blood cells, and platelets. The blood that runs through the veins, arteries, and capillaries is known as whole blood—a mixture of about 55% …

  6. Donate Blood - We Are Blood

    Did you know? Whole blood donors are eligible to give blood every 56 days, and platelet donors are eligible to give every 7 days. WHEN YOU DONATE WITH US, YOU ALSO GET A MINI PHYSICAL. …

  7. Facts About Blood - Johns Hopkins Medicine

    Detailed information on blood, including components of blood, functions of blood cells and common blood tests.

  8. Find a Location to Donate Blood

    Find the nearest blood donation center or mobile blood drive in your area. Easily search by zip code or city to locate a convenient location to donate blood and save lives.

  9. Blood - MedlinePlus

    May 11, 2023 · The solid part of your blood contains red blood cells, white blood cells, and platelets. Red blood cells (RBC) deliver oxygen from your lungs to your tissues and organs.

  10. Find a Blood Donation Location Near You | Vitalant

    Find blood donation centers and mobile drives near you: Search Vitalant locations to schedule your appointment today.