In recent years, chronic medical problems have become increasingly prevalent. Chronic illnesses challenge the view of life as a regular and continuous process, a challenge that has important psychological consequences. The long duration of people suffering from these diseases, the long process of treatment and the fact that there is no proper and definitive treatment for most of these diseases and their associated complications have made chronic diseases a detrimental factor in public health. According to the World Health Organization (2006), the prevalence of chronic and non-communicable diseases is increasing in all countries, especially developing countries, so that the major challenge for the health system in the present century, is not living people, but better adapted to chronic illnesses and maintaining their mental and social health and well-being Ed's life-threatening chronic physical illness. Chronic pain is a pain that lasts longer than usual, and according to the criteria of the International Association of Pain, this time is defined as at least 3 months to 6 months. Chronic pain is such that not only faced the sick person whit the pressure of the pain but also with many other pressure that affect different parts of her life. Fibromyalgia is one of the most rheumatologic disorders and one of the most resistant chronic pain syndromes. Fibromyalgia is one of the most common musculoskeletal disorders in adults and chronic pain is one of the most common complaints in this group of patients.
