The utility of low frequency heart rate variability as an index of sympathetic cardiac tone: a review with emphasis on a reanalysis of previous studies

GA Reyes del Paso, W Langewitz… - …, 2013 - Wiley Online Library
This article evaluates the suitability of low frequency (LF) heart rate variability (HRV) as an
index of sympathetic cardiac control and the LF/high frequency (HF) ratio as an index of …

[PDF][PDF] Heart rate variability: a noninvasive electrocardiographic method to measure the autonomic nervous system

J Sztajzel - Swiss medical weekly, 2004 - smw.ch
This article reviews the mechanism, the parameters and the use of HRV as a marker
reflecting the activity of the sympathetic and vagal components of the ANS on the sinus …

Short-term heart rate variability strongly predicts sudden cardiac death in chronic heart failure patients

MT La Rovere, GD Pinna, R Maestri, A Mortara… - circulation, 2003 - Am Heart Assoc
Background—The predictive value of heart rate variability (HRV) in chronic heart failure
(CHF) has never been tested in a comprehensive multivariate model using short-term …

Relationship between spectral components of cardiovascular variabilities and direct measures of muscle sympathetic nerve activity in humans

M Pagani, N Montano, A Porta, A Malliani, FM Abboud… - Circulation, 1997 - Am Heart Assoc
Background Spectral analysis of RR interval and systolic arterial pressure variabilities may
provide indirect markers of the balance between sympathetic and vagal cardiovascular …

Effect of endurance exercise on autonomic control of heart rate

JB Carter, EW Banister, AP Blaber - Sports medicine, 2003 - Springer
Long-term endurance training significantly influences how the autonomic nervous system
controls heart function. Endurance training increases parasympathetic activity and …

The enigma of Mayer waves: facts and models

C Julien - Cardiovascular research, 2006 - academic.oup.com
Mayer waves are oscillations of arterial pressure occurring spontaneously in conscious
subjects at a frequency lower than respiration (∼ 0.1 Hz in humans). Mayer waves are …

[HTML][HTML] Autonomic nervous system and immune system interactions

MJ Kenney, CK Ganta - Comprehensive physiology, 2014 - ncbi.nlm.nih.gov
The present review assesses the current state of literature defining integrative autonomic-
immune physiological processing, focusing on studies that have employed …

Altered cardiovascular variability in obstructive sleep apnea

K Narkiewicz, N Montano, C Cogliati… - Circulation, 1998 - Am Heart Assoc
Background—Altered cardiovascular variability is a prognostic indicator for cardiovascular
events. Patients with obstructive sleep apnea (OSA) are at an increased risk for …

Heart rate variability explored in the frequency domain: a tool to investigate the link between heart and behavior

N Montano, A Porta, C Cogliati, G Costantino… - Neuroscience & …, 2009 - Elsevier
The neural regulation of circulatory function is mainly effected through the interplay of the
sympathetic and vagal outflows. This interaction can be explored by assessing …

How to assess sympathetic activity in humans

G Grassi, M Esler - Journal of hypertension, 1999 - journals.lww.com
Sympathetic factors play a central role not only in cardiovascular homeostatic control but
also in the pathogenesis and/or in the progression of several cardiovascular diseases, such …