Addison's. If you have Addison's please don't wait to see your doctor. Management is usually straightforward but some time you may need lab studies and x-rays. Please let me know what it turns out to be.
High risk disease. There is an increased risk of severe events including collapse and death. An important life-sustaining function of the medications is to hold up the blood pressure and normalize the electrolytes and low blood sugar during stress. Since the risk is increased there is no exact figure on how long, but life-span can be seriously decreased.