Addison's disease
In Addison's disease the adrenal glands don't make enough cortisol and aldosterone. Read about symptoms, causes, diagnosis and treatment.
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Adrenal fatigue
Adrenal fatigue is a term used to explain tiredness and sleep problems. Find out about the symptoms of adrenal fatigue and how to treat it.
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Adrenal glands
Find out about your adrenal glands, which sit on top of your kidneys and make several important hormones, including adrenaline and cortisol.
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The role of cortisol in the body
Cortisol is a stress hormone with many important functions. Find out what happens if you have too little or excess cortisol and about corticosteroid drugs.
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