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Acute exercise and oxidative stress: a 30 year history
Kelsey Fisher-Wellman1, Richard J Bloomer
1Cardiorespiratory/Metabolic Laboratory, Department of Health and Sport Sciences, The University of Memphis, 161F Elma Neal Roane Fieldhouse, Memphis, TN 38152, USA.
Dynamic Medicine : DM
|January 16, 2009
Summary
Exercise can cause temporary oxidative stress, which is crucial for enhancing the body's natural antioxidant defenses. This review summarizes research on exercise and oxidative stress over 30 years.
Area of Science:
- Exercise physiology
- Biochemistry
- Sports science
Background:
- Exercise-induced oxidative stress is a significant area of research, with nearly 300 studies since 1978.
- Both aerobic and anaerobic exercise can lead to acute oxidative stress, evidenced by increased oxidized molecules.
Purpose of the Study:
- To provide a comprehensive summary of original investigations on exercise-induced oxidative stress.
- To document research in this scientific field over the past three decades.
Main Methods:
- Review of approximately 300 original research investigations.
- Analysis of factors influencing exercise-induced oxidation, including exercise type, intensity, duration, and subject characteristics.
- Consideration of the impact of antioxidant supplements on study findings.
Main Results:
- Single exercise bouts can induce acute oxidative stress.
- Oxidative stress extent is influenced by exercise parameters and subject population.
- Antioxidant supplements can affect research outcomes.
- Exercise-induced oxidative stress, following hormesis principles, is vital for up-regulating endogenous antioxidant defenses.
Conclusions:
- Acute exercise-induced oxidative stress is a well-documented phenomenon.
- This stress response is essential for improving the body's antioxidant capacity.
- The review consolidates 30 years of research on this topic.
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