Anemia is a condition in which the hemoglobin content of the blood is lower than normal as a result of deficiency of nutrients (iron, vitamin...), acute or chronic blood loss (bleeding, cancer, ulcers, hemorrhoids, gastritis, nonsteroidal anti-inflammatory drugs such as aspirin or ibuprofen, excessive menstruation, multiple pregnancies, parasitic infections, acute and chronic infections, chronic renal failure, congenital hemolytic diseases (sickle cell anemia...),leukemia...
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