-Electrodes that they glue to your head [which makes your hair very greasy] to monitor your brain waves, and also to your chest for your heart beat
-Cameras to watch you constantly
I dont really know what you mean by instruments
but ive had a study done twice.
They monitor your heart rate and breathing during a sleep study.
-Electrodes that they glue to your head [which makes your hair very greasy] to monitor your brain waves, and also to your chest for your heart beat
-Cameras to watch you constantly
I dont really know what you mean by instruments
but ive had a study done twice.