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Prolonged self-paced exercise in the heat - environmental factors affecting performance
Nicklas Junge1, Rasmus Jørgensen1, Andreas D Flouris2
1Department of Nutrition, Exercise and Sports, August Krogh Building, University of Copenhagen , Denmark.
Environmental heat stress significantly reduces cycling performance, lowering mean power output by 15% in hot conditions (≥30°C). Performance is influenced by acclimatization and exercise mode, with wind speed playing a crucial role in mitigating heat effects.
Area of Science:
- Environmental Physiology
- Exercise Science
- Sports Medicine
Background:
- Environmental heat stress poses a significant challenge to self-paced endurance performance.
- Understanding the interplay between heat, exercise intensity, and environmental factors is crucial for athletes.
Conclusions:
- Environmental heat stress negatively impacts self-paced endurance performance.
- Heat's effect is significantly modified by acclimatization status and exercise mode.
- Wind speed, generated by exercise or the environment, is a critical factor in maintaining performance in the heat.
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