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What is a polysomnogram?

The best study for diagnosing obstructive sleep apnea (OSA) is a polysomnogram, which is performed in a sleep lab. During this overnight test, electrodes (sticky patches), an oxygen probe, and other sensors record information while you sleep.

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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.