Hemoglobin Levels Topic Guide
Hemoglobin: Hemoglobin is the protein molecule in red blood cells that carries oxygen from the lungs to the body's tissues, and returns carbon monoxide from the tissues back to the lungs. Hemoglobin values are related to a person's age and sex. Low hemoglobin levels in the blood are referred to as anemia. High hemoglobin levels in the blood are caused by
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Emphysema Emphysema a long-term, progressive disease of the lungs. The most common symptom of emphysema is shortness of breath. Causes and risk factors for emphysema include cigarette smoking, Alpha-1-antitrypsin deficiency, air pollution, abnormal airway reactivity, gender, and age. Treatment includes medication, lifestyle changes (quitting smoking), surgery, and lung transplantation.
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