[Skip to Content]

Kids

What Is Bone Marrow?

Bone Marrow

Say: MAIR-oh

Bone marrow is a thick, spongy kind of jelly inside your bones. Bone marrow makes all kinds of blood cells: red blood cells that carry oxygen, white blood cells that fight infections, and platelets that help blood clot.

Powered by Americaneagle.com

Website design and development by Americaneagle.com, Inc.