Mayo Clinic Health Manager
Get free personalized health guidance for you and your family.
Get StartedSymptoms
By Mayo Clinic staffAddison's disease symptoms usually develop slowly, often over several months, and may include:
- Muscle weakness and fatigue
- Weight loss and decreased appetite
- Darkening of your skin (hyperpigmentation)
- Low blood pressure, even fainting
- Salt craving
- Low blood sugar (hypoglycemia)
- Nausea, diarrhea or vomiting
- Muscle or joint pains
- Irritability
- Depression
Acute adrenal failure (addisonian crisis)
Sometimes, however, the signs and symptoms of Addison's disease may appear suddenly. In acute adrenal failure (addisonian crisis), the signs and symptoms may also include:
- Pain in your lower back, abdomen or legs
- Severe vomiting and diarrhea, leading to dehydration
- Low blood pressure
- Loss of consciousness
- High potassium (hyperkalemia)