WHAT IS SLEEPING APNEA
A potentially serious sleep disorder in which breathing repeatedly stops and starts. Risk factors include age and obesity. It's more common in men.
POLYSOMNOGRAPHY
Polysomnography, known as a sleep study, is a test used to diagnose sleep disorders. Polysomnography records your brain waves, the oxygen level in your blood, and your heart rate and breathing during sleep. It also measures eye and leg movements.
EEG // EMG // NCV // EP STUDIES
An electrocardiogram (ECG) may be used to record the electrical activity of the heart. Video recordings may also be made of you while you sleep.