Results 31 to 40 of about 3,484,140 (246)

Variability in heart rate recovery measurements over 1 year in healthy, middle-aged adults. [PDF]

open access: yes, 2014
This study assessed the longer-term (12-month) variability in post-exercise heart rate recovery following a submaximal exercise test. Longitudinal data was analysed for 97 healthy middle-aged adults (74 male, 23 female) from 2 occasions, 12 months apart.
Carroll, S, Ingle, L, Mellis, MG
core   +1 more source

Real-time Webcam Heart-Rate and Variability Estimation with Clean Ground Truth for Evaluation [PDF]

open access: yesApplied Sciences. 2020; 10(23):8630, 2020
Remote photo-plethysmography (rPPG) uses a camera to estimate a person's heart rate (HR). Similar to how heart rate can provide useful information about a person's vital signs, insights about the underlying physio/psychological conditions can be obtained from heart rate variability (HRV).
arxiv   +1 more source

Effect of Somatic Experiencing Resiliency-Based Trauma Treatment Training on Quality of Life and Psychological Health as Potential Markers of Resilience in Treating Professionals

open access: yesFrontiers in Neuroscience, 2018
Background: Individuals who treat trauma are at significant risk of vicarious traumatization and burnout. Somatic Experiencing® (SE®) is a resiliency-focused trauma treatment modality designed to address autonomic nervous system (ANS) dysregulation and ...
Neal E. Winblad   +2 more
doaj   +1 more source

Heart rate and mortality [PDF]

open access: yesJournal of Internal Medicine, 2000
Abstract.Reunanen A, Karjalainen J, Ristola P, Heliövaara M, Knekt P, Aromaa A (National Public Health Institute, Helsinki, Central Military Hospital, Helsinki, and Kvaerner Masa‐Yards Helsinki New Shipyard, Helsinki, Finland). Heart rate and mortality.J Intern Med2000;247: 231–239.Objectives.Increased heart rate has shown to be associated with risk of
P. Ristola   +5 more
openaire   +3 more sources

Modelling heart rate kinetics. [PDF]

open access: yesPLoS ONE, 2015
The objective of the present study was to formulate a simple and at the same time effective mathematical model of heart rate kinetics in response to movement (exercise).
Maria S Zakynthinaki
doaj   +1 more source

A pilot study of patch Holter electrocardiograph recordings in healthy cats [PDF]

open access: yesOpen Veterinary Journal, 2022
Background: A patch Holter electrocardiograph (P-Holter) is cordless, making it lightweight unlike the conventional Holter electrocardiograph (C-Holter). A P-Holter can also take continuous measurements. For up to 14 days without replacing the battery or
Mizuki Ogawa   +5 more
doaj   +1 more source

Fitbit Charge HR Wireless Heart Rate Monitor: Validation Study Conducted Under Free-Living Conditions [PDF]

open access: yes, 2017
Background: Many modern smart watches and activity trackers feature an optical sensor that estimates the wearer’s heart rate. Recent studies have evaluated the performance of these consumer devices in the laboratory. Objective: The objective of our study
Gorny, Alexander Wilhelm   +3 more
core   +1 more source

Design and Development of a Heart Rate Measuring Device using Fingertip [PDF]

open access: yesProcs. of the IEEE International Conference on Computer and Communication Engineering (ICCCE10), pp. 197-201, Kuala Lumpur, Malaysia, May 11-13, (2010), 2013
In this paper, we presented the design and development of a new integrated device for measuring heart rate using fingertip to improve estimating the heart rate. As heart related diseases are increasing day by day, the need for an accurate and affordable heart rate measuring device or heart monitor is essential to ensure quality of health. However, most
arxiv   +1 more source

Heart Rate and Heart Rate Variability Change with Sleep Stage in Dairy Cows

open access: yesAnimals, 2021
Changes to the amount and patterns of sleep stages could be a useful tool to assess the effects of stress or changes to the environment in animal welfare research.
Laura B. Hunter   +5 more
doaj   +1 more source

MENTAL STATUS AND HEART RATE VARIABILITY [PDF]

open access: yes, 2008
The results let us suppose that there are at least three periodical phenomena of HRV in frequency range related with mental status. Two of them have not been discovered and physiologically explained yet.
Mukhin, Dr Valery
core   +1 more source

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