Adrenal fatigue, also called hypoadrenia, should not be confused with adrenal dysfunction and diagnosable medical conditions, such as adrenal insufficiency or Addison's disease, where there is a measurable underproduction of steroid hormones.
"I want to say to them, 'No, actually, it's in your back, just above your kidneys.' Non-Addison's hypoadrenia, or adrenal fatigue, is not a psychological illness like depression.