Verywell Health on MSN

What is bone marrow and why is it important?

Medically reviewed by Gagandeep Brar, MD Key Takeaways Bone marrow fills the cavities in your bones and produces blood cells.Red blood cells carry oxygen, white blood cells fight germs, and platelets ...
Bethesda, MD. (July 12, 2006) – Mice receiving just one therapeutic dose of radiation lost up to 39% of the spongy portion of their inner bone, reducing the inner bone’s weight bearing connections by ...