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Sleep Disorders and Coronary Artery Disease
Subo Dey1, Eric Sun2, William H Frishman1
1From the Department of Medicine, Westchester Medical Center and New York Medical College, Valhalla, NY.
Cardiology in Review
|October 27, 2022
Summary
Adequate sleep is crucial for health. Sleep disorders like sleep-disordered breathing, insomnia, and restless leg syndrome negatively impact cardiovascular health, increasing coronary artery disease risk.
Area of Science:
- Cardiology
- Sleep Medicine
- Internal Medicine
Background:
- Sufficient sleep is essential for physical wellbeing, cognition, and cardiovascular health.
- Sleep disorders are prevalent, often undiagnosed, and linked to poor quality of life and adverse cardiovascular outcomes.
- Coronary artery disease is a significant concern associated with various sleep disorders.
Approach:
- This review examines the classifications and prevalence of three major sleep disorders.
- It synthesizes current evidence on the association between these sleep disorders and coronary artery disease.
- The review details four acute adverse cardiovascular consequences of sleep disorders.
Key Points:
- Sleep-disordered breathing (obstructive and central sleep apnea), insomnia, and restless leg syndrome are discussed.
- Cardiovascular consequences include intermittent hypoxemia-reoxygenation, excessive arousals, altered autonomic tone, and intrathoracic pressure swings.
- Strong associations exist between these sleep disorders and the development of coronary artery disease.
Conclusions:
- Sleep disorders represent a significant, often overlooked, risk factor for cardiovascular disease, particularly coronary artery disease.
- Understanding the link between sleep quality and heart health is critical for early diagnosis and intervention.
- Further research is warranted to elucidate the mechanisms and optimize management strategies for patients with sleep disorders and cardiovascular conditions.
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