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, and transports metabolic waste products away …

Nov 20, 2025 · In this week's episode, Blood editor Dr. Laura Michaelis interviews authors Drs. Terri Parker and Peter Lenting on their latest papers published in Blood Journal.

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

5 days ago · A few hours later, my doctor noticed that my blood count looked strange. A normal white-blood-cell count is around four thousand to eleven thousand cells per microlitre.

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% …

Blood donation near you at a donor center or on the Big Red Bus. Give blood or platelets today to help save lives tomorrow.

Nov 7, 2025 · 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 …

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

Jan 16, 2024 · Blood circulates throughout the body, transporting substances essential to life. Here, learn about the components of blood and how it supports human health.

Aug 3, 2023 · Blood is a liquid connective tissue made up of blood cells and plasma that circulate inside the blood vessels under the pumping action of the heart.