title: [Dysfunction in the autonomic nervous system in prematurely aging patients].
abstract: Some facts from publications and own data of the authors about possibility to research the vegetative nervous system by the heart rhythm variability method, about change of regulating function of the vegetative nervous system in elderly and old people are given in the article. It is shown that changes of the heart rhythm variability indicators in people exposed to radiation have similar characteristics with those in people of natural ageing.
authors.forename: V S
authors.initials: VS
authors.lastname: Nikitin
authors.forename: A L
authors.initials: AL
authors.lastname: Azin
authors.forename: A L
authors.initials: AL
authors.lastname: Ar'ev
authors.forename: A V
authors.initials: AV
authors.lastname: Smirnov
mesh_terms: D000222:Adaptation, Physiological; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D019588:Aging, Premature / Q000209:etiology / Q000503:physiopathology*; D001341:Autonomic Nervous System / Q000502:physiology*; D047852:Chernobyl Nuclear Accident; D006339:Heart Rate / Q000502:physiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D014455:Ukraine