What is anemia, Biology

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What is anemia? What are the four main types of anemia?

Anemia is low concentration of hemoglobin in the blood.

The four main types of anemia are the nutrient-deficiency anemia, anemia caused by blood loss, hemolytic anemia and aplastic anemia.

Nutrient-deficiency anemia is caused by dietary deficiency of fundamental nutrients for the production or functioning of the red blood cells, such as iron (iron deficiency anemia), vitamin B12 and folic acid.

 


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