Abstract Objective The Danish Study of Functional Disorders (DanFunD) approaches
functional somatic disorders (FSD) with three delimitations: Five functional somatic …

Objectives The current delimitation of functional somatic syndromes (FSS) is inconsistent.
We aimed to investigate somatic symptom profiles in the general adult population to …

Aims: Little is known about the prevalence and characteristics of functional somatic
syndromes (FSS) such as irritable bowel syndrome (IBS), fibromyalgia (FM), chronic fatigue …

Objective The heterogeneous conceptualizations and classifications of persistent and
troublesome physical symptoms impede their adequate clinical management. Functional …

Background: Persistent physical symptoms (eg pain, fatigue) are prevalent in the population
and some persons may develop a functional somatic disorder (FSD). We still need to …

Objective Self-reported symptom questionnaires are often used for identifying individuals
with functional somatic disorders (FSD) in epidemiological research. Studies on their validity …

The Danish study of Functional Disorders (DanFunD) cohort was initiated to outline the
epidemiology of functional somatic syndromes (FSS) and is the first larger coordinated …

Objective Functional somatic syndromes (FSS), defined as physical syndromes without
known underlying organic pathology, are sometimes regarded as less serious conditions …

Background The diagnosis of functional somatic syndromes (FSS) requires 1) presence of
somatic symptoms, and 2) absence of medical conditions potentially accounting for these …

This special issue is focused on functional somatic syndromes or disorders (FSDs):
syndromes that do not have a known underlying pathophysiology. Among the most …