Anemia, or a low level of hemoglobin in the blood, can be brought on by chronic disease. This includes inflammatory, infectious, or malignant conditions. This video provides information on the chronic diseases linked to anemia and recommended treatment.

Hemochromatosis is a condition in which a person's body is overloaded with iron. The excess iron accumulates in various organs and can cause health problems. This video discusses the possible causes of hemochromatosis, typical symptoms, and what treatments are available.

Mononucleosis is an acute infectious disease that affects the respiratory system, the liver, and the lymphatic system. It is caused by the Epstein-Barr virus. This video looks at who is at risk for this infection and typical symptoms to watch for.