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May 11, 2023 · Low levels of the protein in red blood cells that carry oxygen, called hemoglobin, is the main sign of anemia. Some people learn they have low hemoglobin when they donate blood.
Microcytic anemia: This anemia happens when red blood cells are smaller than normal. Normocytic anemia: A low red blood cell count and below-normal hemoglobin levels are factors that lead to this anemia. Sideroblastic anemia: This condition produces abnormal red blood cells and excess iron in the body.
Jul 8, 2025 · Anemia is measured according to the amount of hemoglobin in the blood. There are many different types and causes of anemia.
Aug 1, 2025 · When there are too few healthy red blood cells or insufficient hemoglobin, the body’s tissues and organs do not receive enough oxygen. This can lead to various symptoms and impact overall well-being. One of the most frequently reported symptoms of anemia is fatigue, manifesting as an unexplained lack of energy or feeling tired even after rest.
Low hemoglobin levels may be a symptom of several conditions, including different kinds of anemia and cancer. What is low hemoglobin? Hemoglobin is a protein in your red blood cells. Your red blood cells carry oxygen throughout your body. Oxygen powers your cells and …
Anemia is a medical condition in which the red blood cell count or the hemoglobin is less than normal. The normal level of hemoglobin is generally different in males and females. For men, a normal hemoglobin level is typically defined as a level of more than 13.5 gram/100 ml, and in women hemoglobin of more than 12.0 gram/100 ml. These definitions may vary slightly …
Aug 8, 2023 · Continuing Education Activity Anemia is a reduction in hemoglobin (Hb) or hematocrit (HCT) or RBC count. It is a presentation of an underlying condition and can be subdivided into macrocytic, microcytic, or normocytic. Patients with anemia typically present with vague symptoms such as lethargy, weakness, and tiredness. Severe anemia may present with …
Causes of Anemia Red blood cells carry hemoglobin, an iron-rich protein that attaches to oxygen in the lungs and carries it to tissues throughout the body. Anemia occurs when you do not have enough red blood cells or when your red blood cells do not function properly. It is diagnosed when a blood test shows a hemoglobin value of less than 13.5 gm/dl in a man or less than 12.0 …
Red blood cells contain hemoglobin, a protein that enables them to carry oxygen from the lungs and deliver it to all parts of the body. When the number of red blood cells or the hemoglobin level is reduced, the blood cannot carry an adequate supply of oxygen. An inadequate supply of oxygen in the tissues causes the symptoms of anemia. Causes of ...
Aug 4, 2025 · Anemia is a condition that develops when your blood lacks enough healthy red blood cells or hemoglobin. Learn more about anemia symptoms, causes, diagnosis, and treatment.
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