A. Physical and mental symptoms of exhaustion with a minimum of 2 weeks duration. The symptoms have developed in response to one or more identifiable stressors, present for at least 6 months |
B. Markedly reduced mental energy, which is manifested by reduced initiative, lack of endurance or increase of time needed for recovery after mental efforts |
C. At least four of the following symptoms have been present most of the day, nearly every day, during the same 2-week period: |
1. Persistent complaints of impaired memory or concentration |
2. Markedly reduced capacity to tolerate demands or to work under time pressure |
3. Emotionally instability or irritability |
4. Disturbed sleep |
5. Persistent complaints of physical weakness or fatigue |
6. Physical symptoms such as muscular pain, chest pain, palpitations, gastrointestinal problems, vertigo, or increased sensitivity to sounds |
D. The symptoms cause clinically significant distress or impairment in occupational, social or other important areas of functioning |
E. The symptoms are not due to the direct physiological effects of a substance (e.g., drug abuse, medication) or a general medical condition (e.g., hypothyroidism, diabetes, infectious disease) |
F. If criteria for major depressive disorder, dysthymic disorder or generalized anxiety disorder are met, ED is set as co-morbid condition |