The relationship between the conscious experience of physical symptoms and indicators of
objective physiological dysfunction is highly variable and depends on characteristics of the …

Fibromyalgia is a disorder that is part of a spectrum of syndromes that lack precise
classification. It is often considered as part of the global overview of functional somatic …

Background Functional somatic symptoms and disorders are common and complex
phenomena involving both bodily and brain processes. They pose major challenges across …

Importance Somatic symptoms are the core features of many medical diseases, and they are
used to evaluate the severity and course of illness. The 8-item Somatic Symptom Scale (SSS …

Chronic pain is commonly co-morbid with a depressive or anxiety disorder. Objective of this
study is to examine the influence of depression, along with anxiety, on pain-related …

Background Most knowledge of fibromyalgia comes from the clinical setting, where
healthcare-seeking behavior and selection issues influence study results. The …

Background Medically unexplained physical symptoms (MUPS) are physical symptoms for
which no adequate medical explanation can be found after proper examination. The …

The fifth edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5)
changed the term “somatoform disorders” to “somatic symptom and related disorders” and …

BACKGROUND: In order to clarify the classification of physical complaints not attributable to
verifiable, conventionally defined diseases, a new diagnosis of bodily distress syndrome …

OBJECTIVE: Many questionnaires for assessment of common somatic symptoms or
functional somatic symptoms are available and their use differs greatly among studies. The …