Do you look at the clock frequently to see how long you have not been able to fall asleep during the night when you cannot fall asleep [PhenX]

Do you look at the clock frequently to see how long you have not been able to fall asleep during the night when you cannot fall asleep [PhenX] is a medical procedure used to diagnose or treat health conditions.

Procedure pages summarize common use cases, preparation considerations, and what patients can expect during and after the procedure.