Addison's disease is a condition that makes people feel very weak and tired. Learn more about its symptoms, causes, diagnosis and treatment.
The adrenal glands are two endocrine glands sitting on top of each kidney. They form part of the body's hormonal system. They produce several hormones that are involved in controlling your blood pressure, metabolism and your body's response to stress.
Trusted information about adrenal fatigue, which is not an official diagnosis, as well as causes and ways of managing fatigue in general.
The role of cortisol in the body
Trusted information about cortisol including what it is, what happens when too little or too much cortisol is produced, treatment and corticosteroids.