Open AccessPhysiological Background of the Loss of Fractal Heart Rate Dynamics
Author(s) -
Mikko P. Tulppo,
Antti M. Kiviniemi,
Arto J. Hautala,
Mika Kallio,
Tapio Seppänen,
Timo H. Mäkikallio,
Heikki V. Huikuri
Publication year - 2005
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.104.523712
Subject(s) - medicine , heart rate , heart rate variability , cardiology , blood pressure
Altered fractal heart rate (HR) dynamics occur during various disease states, but the physiological background of abnormal fractal HR behavior is not well known. We tested the hypothesis that the fractal organization of human HR dynamics is determined by the balance between sympathetic and vagal outflow.
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