Gastrointestinal symptoms are highly prevalent, but many people who have them will have
no organic explanation for their symptoms. Most of these people will be labelled as having a …

Objective Up to 10% of the general population experiences persistent somatic symptoms
(PSS). Numerous studies in a variety of health domains are dedicated to identifying factors …

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

Functional gastrointestinal (GI) disorders (eg irritable bowel syndrome and functional
dyspepsia) are very common conditions which are associated with very poor quality of life …

Objective To study the prevalence and clinical characteristics of Somatic Symptom Disorder
(SSD), Bodily Distress Syndrome (BDS) and fibromyalgia syndrome (FMS) and their overlap …

In this review, we explore the challenges of chronic pain and fatigue in clinical practice. Both
pain and fatigue are common, troubling and frequently overlapping symptoms, and we …

Abstract Introduction Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) is a
complex multisystem disease characterised by severe and disabling new-onset symptoms of …

Abstract The 'Oslo Chronic Fatigue Consortium'consists of researchers and clinicians who
question the current narrative that chronic fatigue syndromes, including post-covid …

Multiple Chemical Sensitivity (MCS), a condition also known as Chemical Sensitivity (CS),
Chemical Intolerance (CI), Idiopathic Environmental Illness (IEI) and Toxicant Induced Loss …

Functional Disorders (FD) refer to persistent somatic symptoms caused by changes in the
functioning of bodily processes. Previous findings suggest that FD are highly prevalent, but …