JOURNAL OF SPORTS SCIENCE & MEDICINE
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Research article  


SLEEP DEPRIVATION INDUCED ANXIETY AND ANAEROBIC PERFORMANCE


Selma Arzu Vardar1, Levent Öztürk1, Cem Kurt2, Erdogan Bulut1, Necdet Sut3 and Erdal Vardar4

1Department of Physiology, Trakya University Faculty of Medicine, 2Kırkpınar Physical Education and Sport Department, Trakya University , 3Department of Bioistatistics, Trakya University Faculty of Medicine 4Department of Psychiatry, Trakya University Faculty of Medicine, Edirne, Turkey.


Received   08 June 2007
Accepted   24 September 2007
Published   01 December 2007

© Journal of Sports Science and Medicine (2007) 6, 532- 537
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ABSTRACT
The aim of this study was to investigate the effects of sleep deprivation induced anxiety on anaerobic performance. Thirteen volunteer male physical education students completed the Turkish version of State Anxiety Inventory and performed Wingate anaerobic test for three times: (1) following a full-night of habitual sleep (baseline measurements), (2) following 30 hours of sleep deprivation, and (3) following partial-night sleep deprivation. Baseline measurements were performed the day before total sleep deprivation. Measurements following partial sleep deprivation were made 2 weeks later than total sleep deprivation measurements. State anxiety was measured prior to each Wingate test. The mean state anxiety following total sleep deprivation was higher than the baseline measurement (44.9 ± 12.9 vs. 27.6 ± 4.2, respectively, p = 0.02) whereas anaerobic performance parameters remained unchanged. Neither anaerobic parameters nor state anxiety levels were affected by one night partial sleep deprivation. Our results suggest that 30 hours continuous wakefulness may increase anxiety level without impairing anaerobic performance, whereas one night of partial sleep deprivation was ineffective on both state anxiety and anaerobic performance.

KEY WORDS: Psychophysiological disorders, mood, insufficient sleep, muscle fatique.


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