


Just like an overnight sleep study, you are connected to an EEG, which pinpoints the moment you fall asleep and how your brain behaves while sleeping. This sleep study takes place during the day and tests how quickly you fall asleep when sitting in a quiet space.
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Sleep monitoring equipment will be provided to you with instructions on how to set up, and where to return the equipment. You may be able to do a sleep study from the comfort of your own home depending on your overall health and other factors. Your breathing and muscle movements may also be recorded. Video is used to watch your eye movements. The EEG monitors your brain activity to record sleeping patterns and to detect any abnormalities while you sleep.

During a sleep study, metal discs called electrodes are attached to your skin like a sticker, and connected to an electroencephalogram (EEG). If you rate high on the sleepiness scale, you may undergo an overnight sleep study so your doctors can observe how your body handles sleep. This tool gives insight into the severity of your sleepiness. Questions assess your likelihood to fall asleep in normal situations such as driving, watching TV or sitting and chatting with someone. IU Health Sleep Disorders physicians use a variety of diagnostic tools to help identify sleep disorders such as insomnia, narcolepsy and sleep apnea.
