Despite advances in our understanding of the nature of anxiety-related responding during
periods of elevated bodily arousal, it is not necessarily evident by what psychological …

Breathing can be heavily influenced by pain or internal emotional states, but the neural
circuitry underlying this tight coordination is unknown. Here we report that Oprm1 (μ-opioid …

Hyperventilation has numerous theoretical and empirical links to anxiety and panic.
Voluntary hyperventilation (VH) tests have been applied experimentally to understand …

OBJECTIVE: Respiratory abnormalities may play a central role in the pathophysiology of
panic disorder. The current study was undertaken to examine the respiratory response in the …

Background Hyperventilation syndrome (HVS) describes a set of somatic and psychological
symptoms thought to result from episodic or chronic hyperventilation. Recognition of …

The concept of hyperventilation and the principle of a vicious circle provide an elegant
explanation for the development of a wide range of somatic and psychological symptoms …

In February 2002, an international group of clinical scientists working in the area of
somatoform disorders meet in Marburg, Germany, to present their research and to discuss …

A dysregulated autonomic stress physiology is hypothesized to play an important role in the
etiology and perpetuation of somatic symptoms that cannot be (fully) explained by an …

The aim of the present study was to examine self-report, peripheral nervous system, and
central nervous system correlates of naturally-occurring, chronic hyperventilation (HV …

The present study aimed to investigate changes induced by breathing at 0.1 Hz in affective
state, cardiovascular activity, and adequacy of ventilation as well as the relation between …