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Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

131
Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
131
Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

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Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
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Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
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Exercise and Cardiac Output01:17

Exercise and Cardiac Output

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Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
Sustained exercise increases the muscles' oxygen demand, which can be...
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Aerobic exercise training and obstructive sleep apnea: dose-response meta-analyses.

Imran Hasan Iftikhar1,2, Alexandria M Reynolds3, Essa AlBisher4

  • 1Department of Medicine, Division of Pulmonary, Allergy, Critical Care & Sleep Medicine, Emory University School of Medicine, Atlanta, GA, USA. imran.hasan.iftikhar@emory.edu.

Sleep & Breathing = Schlaf & Atmung
|September 14, 2024
PubMed
Summary

Aerobic exercise improves obstructive sleep apnea (OSA) severity. A weekly duration of 70-100 minutes of exercise shows optimal benefits for OSA patients, improving apnea hypopnea index (AHI) and sleepiness.

Keywords:
Aerobic exerciseCardiorespiratory fitnessDose-response meta-analysis

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Area of Science:

  • Exercise physiology
  • Sleep medicine
  • Cardiorespiratory health

Background:

  • Obstructive sleep apnea (OSA) is a common sleep disorder.
  • Aerobic exercise training is known to improve OSA severity.
  • A clear dose-response relationship for aerobic exercise in OSA has not been established.

Purpose of the Study:

  • To quantify the dose-response relationship between weekly aerobic exercise duration and OSA outcomes.
  • To identify optimal exercise 'doses' for improving key sleep apnea metrics.

Main Methods:

  • Systematic review and dose-response meta-analysis of randomized controlled trials (RCTs).
  • Included studies focused on supervised aerobic exercise in OSA patients.
  • Primary outcomes: Apnea-hypopnea index (AHI), cardiorespiratory fitness (VO2peak), and Epworth Sleepiness Scale (ESS).

Main Results:

  • A non-linear dose-response was found between exercise duration and AHI improvement, with maximal effects around 100 min/week.
  • Cardiorespiratory fitness (VO2peak) showed a similar non-linear trend.
  • Sleepiness (ESS) demonstrated a linear dose-response relationship with exercise duration.

Conclusions:

  • Recommends 70-100 minutes of aerobic exercise per week as adjunctive therapy for OSA.
  • Suggests distributing exercise over 3-5 days per week for optimal outcomes.
  • Highlights the importance of exercise prescription in OSA management.