21. In case of anemia, iron supplementation can cause relief symptoms of iron deficiency anemia. 22. Sponge lesions on the skulls indicate that anemia and iron deficiency were a problem. 23. There are several mechanisms that control human iron metabolism and safeguard against iron deficiency . 24. Untreated iron deficiency can lead to iron deficiency anemia a common type of anemia. 25. This is the most sensitive test for iron deficiency anaemia. 26. Untreated iron deficiency can lead to iron deficiency anemia a common type of anemia. 27. Iron deficiency is the most common inadequate nutrient worldwide, affecting approximately 2 billion people.28. She finished fourth in the 1, 500-meter trials and later discovered an iron deficiency . 29. A high transferrin level may indicate an iron deficiency anemia. 30. Continued iron deficiency may progress to anaemia and worsening fatigue.