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The physiological load imposed on basketball players during competition
S E McInnes1, J S Carlson, C J Jones
1Department of Physical Education and Recreation, Victoria University of Technology, Footscray, Australia.
Journal of Sports Sciences
|October 1, 1995
Summary
Men's basketball demands high physiological exertion, with players frequently changing movements and sustaining elevated heart rates. This intense activity significantly challenges cardiovascular and metabolic systems during games.
Area of Science:
- Sports Science
- Exercise Physiology
- Biomechanics
Background:
- Understanding the physiological demands of elite sports is crucial for training and performance optimization.
- Men's basketball involves dynamic movements and intermittent high-intensity efforts.
Purpose of the Study:
- To quantify the activity intensities and movement patterns in elite men's basketball.
- To assess the physiological responses, including heart rate and blood lactate, during competition.
Main Methods:
- Video analysis of player movements and real-time monitoring of heart rate and blood lactate.
- Data collected during actual competition, analyzed by 'live time' and 'total time'.
Main Results:
- Players averaged 105 high-intensity runs per game, with movement changes every 2 seconds.
- Sixty percent of live time involved low-intensity activity, 15% high-intensity, with mean heart rate at 89% of peak.
- Elevated blood lactate levels (6.8 mM) indicate significant glycolytic involvement.
Conclusions:
- Men's basketball imposes substantial physiological demands on players.
- The cardiovascular and metabolic systems are heavily taxed during competition, requiring specific conditioning.