The term “adrenal fatigue” has been used to explain a group of symptoms that are said to occur in people who are under long-term mental, emotional, or physical stress. For adrenal exhaustion and to improve adaptation ability of the adrenal glands, “fight or flight” system. Symptoms said to be due to adrenal fatigue include tiredness, trouble falling asleep at night or waking up in the morning, salt and sugar craving, and needing stimulants like caffeine to get through the day. These symptoms are common and non-specific, meaning they can be found in many diseases. They also can occur as part of a normal, busy life.