Exercise training improves selected aspects of daytime functioning in adults with obstructive sleep apnea
Christopher E Kline1, Gary B Ewing, James B Burch
1Department of Psychiatry, University of Pittsburgh School of Medicine, 3811 O’Hara Street, Pittsburgh, PA 15213, United States. klinec@upmc.edu
Summary
Exercise training may improve daytime functioning in adults with obstructive sleep apnea (OSA). While not all improvements were statistically significant, participants reported better mood and quality of life.
Area of Science:
- Sleep Medicine
- Exercise Physiology
- Clinical Research
Background:
- Obstructive sleep apnea (OSA) significantly impairs daytime functioning.
- Effective interventions for improving daytime function in OSA patients are needed.
Purpose of the Study:
- To investigate the efficacy of exercise training in enhancing daytime functioning for adults diagnosed with obstructive sleep apnea (OSA).
Main Methods:
- A randomized controlled trial involving 43 adults with moderate-to-severe OSA compared 12 weeks of exercise training against a stretching control group.
- Daytime functioning, sleepiness, mood, depressive symptoms, and quality of life were assessed using validated questionnaires and neurobehavioral tests.
- Obstructive sleep apnea severity was objectively measured via polysomnography before and after the intervention.
Main Results:
- Exercise training led to significant improvements in depressive symptoms, fatigue, vigor, and quality of life compared to the control group.
- Effect sizes indicated improvements in sleepiness and functional impairment, although not statistically significant.
- No significant improvements in cognitive function were observed, and reduced fatigue was partially mediated by decreased OSA severity.
Conclusions:
- Exercise training shows potential as a beneficial intervention for improving certain aspects of daytime functioning in adults with OSA.
- Further large-scale clinical trials are warranted to confirm these preliminary findings and explore the full therapeutic potential.
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