Although hemochromatosis can have other causes, in the United States the disease is usually caused by a genetic disorder. A person who inherits the defective gene from both parents may develop hemochromatosis. The genetic defect of hemochromatosis is present at birth, but symptoms rarely appear before adulthood. Because people inherit genes from their parents, this type of the disease is also called hereditary hemochromatosis.
Learn more about risk factors and causes