A low hemoglobin count, also known as anemia, is caused by pregnancy, a menstrual period, a diet low in iron, blood loss, or a disease that causes the body to produce fewer red blood cells or to destroy red blood cells. ... More »

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Low hemoglobin counts may be linked to certain diseases and conditions such as cancer, cirrhosis, hypothyroidism, iron deficiency anemia, kidney disease, leukemia and certain medications. Additional causes may include an... More »

Inadequate generation of red blood cells, platelets or white blood cells by the bone marrow can cause a low blood count. This can occur due to certain bone marrow diseases such as paroxysmal nocturnal hemoglobinuria, apl... More »

Causes of iron deficiency anemia, a condition where the body has low iron levels, include blood loss, insufficient iron in the diet, inability to absorb iron and pregnancy, according to Mayo Clinic. Lack of iron prevents... More »

A high corpuscular hemoglobin count indicates the body's red blood cells are larger than usual, typically as a result of anemia caused by myelodysplasia, liver disease, vitamin B12 deficiency, hypothyroidism or folate de... More »

Low hemoglobin count only merits treatment when it takes the form of the disease called anemia, according to Mayo Clinic. The treatment for anemia varies with the cause. Iron deficiency, chronic disease, vitamin deficien... More »

A diagnosis of anemia is most often determined with a complete blood count test, which allows a physician to measure the amount of red blood cells and hemoglobin in the blood, states the Mayo Clinic. Sometimes, a sample ... More »