- co-morbid medical conditions capable of causing a worsening of physical functional status independent of FM, including morbid obesity, autoimmune diseases, cardiopulmonary disorders (e.g. angina, congestive heart failure, COPD, chronic asthma), uncontrolled endocrine or allergic disorders (e.g. thyroid dysfunction, Type I diabetes), pregnancy, and malignancy within the preceding 2 years.