The U.S. Department of Health and Human Services provided the following information about anemia in its online resource titled "Diseases and Conditions Index," published on its website (accessed Jan. 8, 2008):

“Anemia is a condition in which a person’s blood has a lower than normal number of red blood cells (RBCs), or the RBCs don’t have enough hemoglobin. Hemoglobin-an iron-rich protein that gives the red color to blood-carries oxygen from the lungs to the rest of the body. In people with anemia, the blood does not carry enough oxygen to the rest of the body…

Many kinds of anemia, especially those caused by deficiencies of iron or vitamins, may be prevented from recurring by eating a diet rich in those nutrients or by taking the appropriate supplements.”

Jan. 8, 2008