Addison disease in humans occurs when a person's adrenal glands stop making hormones that are important for certain bodily functions. Addison disease (also called Addison's disease) is an incurable illness characterized by chronic fatigue, low blood pressure, weight loss, and muscle weakness.
(Click Addison's Disease for an in-depth look at Addison disease in humans, including an explanation of its causes, a more detailed list of possible symptoms, and treatment options that can help control the condition.)