Are sleep apnea and fainting related?

Steven C. Smart, MD
Cardiology (Cardiovascular Disease)
Yes, but loosely. Sleep apnea causes severe sleep deprivation and may cause fainting due to sleep attacks. It may also cause fainting due to heart arrhythmias. It also aggravates hypertension and your risk of mini-strokes, which may present as fainting.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.