The all-night recording of a variety of physiological parameters (e.g., brain waves, eye movements, muscle tonus, respiration, heart rate, penile tumescence) in order to diagnose sleep-related disorders.
A record of bodily activity during sleep to identify possible causes of sleep disorders.
The simultaneous monitoring of respiratory, cardiac, muscle, brain, and ocular function during sleep. It is used most often to diagnose sleep apnea.
Polysomnography is a diagnostic procedure conducted in a laboratory to assess a patient’s fundamental physiological functions during sleep. This comprehensive test typically evaluates eye movement, brain waves, and muscular tension.