What are the various body processes that Polysomnography tracks?

There are special sensors placed on the head show brain wave patterns which can be used to determine what stages of sleep or wakefulness a person is in. Then there are electrodes are used to track muscular movement or tension. The breathing monitors on the nose, mouth, or chest can tell when breathing stops, airflow is low, or oxygen levels change. Also the heart rate and rhythms are also continuously monitored.

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Keywords: Diagnosis sleep apnea

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