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Hemoglobin is the protein in red blood cells that carries oxygen
from the lungs to the rest of the body. It also helps carry carbon dioxide back
to the lungs, where it can be breathed out of the body.
Abnormally low levels of hemoglobin result in anemia.
August 6, 2012
E. Gregory Thompson, MD - Internal Medicine & Joseph O'Donnell, MD - Hematology, Oncology
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