Physiological studies have long documented the key role played by the autonomic nervous
system in modulating cardiovascular functions and in controlling blood pressure values …

Pregnancy is associated with profound adaptive changes in the maternal hemodynamics.
Although the autonomic nervous system plays a central role in the adaptation of the …

Background Previous studies have shown that obesity is characterized by a sympathetic
overactivity coupled with an insulin resistance state and a baroreflex impairment. The …

The various structures in the heart are regulated by both divisions of the autonomic nervous
system. The sympathetic division exerts facilitatory effects, whereas the parasympathetic has …

The surge of knowledge about the autonomic regulation of the human cardiovascular
system which commenced in the 1940s was a consequence of many events. These included …

This paper reviews the evidence that congestive heart failure is characterized by an
increase in sympathetic nerve activity and that this may begin in an early symptomatic phase …

Most techniques available for studying arterial baroreflexes in man are unsuitable for
analysis of the primary function of these reflexes, that is, arterial pressure control. Such …

Respiratory sinus arrhythmia (peak-valley PP interval changes during controlled breathing)
and carotid baroreceptor-cardiac reflex responses (provoked by neck suction) were studied …

Atrioventricular Conduction Variability. Introduction: Atrioventricular AV) conduction time
varies on a beat‐by‐beat basis in response to the influences of cardiac efferent autonomic …

Purpose Simultaneous occurrence of hypertension and excessive daytime sleepiness (EDS)
is very common in obstructive sleep apnea syndrome (OSAS), although no study has …