DocumentCode :
347199
Title :
Evaluation of fatigue using heart rate variability and myoelectric signals during skiing
Author :
Kiryu, Tohru ; Motomiya, Nobuaki ; Ushiyama, Yukihiko ; Okada, Morihiko
Author_Institution :
Graduate Sch. of Sci. & Technol., Niigata Univ., Japan
Volume :
1
fYear :
1999
fDate :
1999
Abstract :
We studied the change in functional activities during skiing exercise for a whole day, in terms of the interactions between cardiovascular and neuromuscular activities with the progression of fatigue. To evaluate functional activities at each phase, we developed a radio controlled remote data acquisition system for measuring multichannel biosignals. Then we used the wavelet analysis for analyzing the details in the heart rate variability. Based on the previous results, we proposed a scatter graph between an autonomic nervous activity related index and a muscular fatigue related index. The scatter graph was effective as a tool for a snapshot evaluation of fatigue or degeneration of functional activities during long-term physical exercise
Keywords :
biomechanics; cardiovascular system; correlation methods; electromyography; medical signal processing; neurophysiology; signal classification; sport; time-frequency analysis; wavelet transforms; autonomic nervous activity related index; cardiovascular activities; correlation coefficient; degeneration of functional activities; functional activities change; heart rate variability; long-term physical exercise; multichannel biosignals; muscle fatigue evaluation; muscular fatigue related index; myoelectric signals; neuromuscular activities; radio controlled remote data acquisition system; scatter graph; skiing exercise; sympatho-vagal interactions; time-frequency representation; wavelet analysis; Cardiology; Control systems; Data acquisition; Fatigue; Heart rate variability; Neuromuscular; Phase measurement; Radio control; Scattering; Wavelet analysis;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
[Engineering in Medicine and Biology, 1999. 21st Annual Conference and the 1999 Annual Fall Meetring of the Biomedical Engineering Society] BMES/EMBS Conference, 1999. Proceedings of the First Joint
Conference_Location :
Atlanta, GA
ISSN :
1094-687X
Print_ISBN :
0-7803-5674-8
Type :
conf
DOI :
10.1109/IEMBS.1999.802663
Filename :
802663
Link To Document :
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