Conditions such as Hodgkin's disease, cirrhosis of the liver and different types of anemia can cause low hemoglobin levels, as stated by Mayo Clinic. Pregnancy, kidney disease, certain medications and lead poisoning can ... More »

www.reference.com Health Medical Ranges & Levels

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 »

Dangerously low hemoglobin levels that require transfusion are 7 grams per deciliter for ICU patients and 8 milligrams per deciliter for most other patients, according to U.S. News. Low hemoglobin is anything below 13.5 ... More »

Oxygen attaches to hemoglobin in the blood that carries it to other tissues, so when the red blood cell count is low, the blood oxygen levels also drop. When a person does not have enough healthy red blood cells, he is a... More »

A low mean corpuscular volume (MCV) indicates that the size of a person's red blood cells is below average, and a low mean corpuscular hemoglobin (MCH) measurement indicates a person's blood has low hemoglobin levels. More »

Symptoms of a low hemoglobin count in the blood include fatigue, shortness of breath, a heart that races more than usual during exercise, and paleness in the skin and gums, explains Mayo Clinic. A doctor can order a labo... More »

Normal blood count levels for females are 3.90 to 5.03 million red blood cells per microliter, 120 to 155 grams of hemoglobin per liter, 34.9 to 44.5 percent hematocrit, 3,500 to 10,500 white blood cells per microliter a... More »