| History |
| Widespread (multisite) pain |
| Present for at least 3 months |
| Fatigue, sleep disturbances |
| Other symptoms, such as cognitive disturbances, headaches, bowel irritability |
| Physical examination |
| Widespread (multisite) tenderness |
| Absence of joint swelling, inflammation |
| Laboratory testing |
| Normal acute phase reactants (ESR/CRP) |
| Normal CBC |
| In selected cases, muscle enzymes, thyroid testing |
