sleep phase delay syndrome

sleep phase de·lay syn·drome

a disorder in which the circadian rhythm of sleep and waking falls into a delayed but stable relationship with external time cues of day and night.

sleep phase de·lay syn·drome

a disorder in which the circadian rhythm of sleep and waking falls into a delayed but stable relationship with external time cues of day and night.

sleep phase de·lay syn·drome

(slēp fāz dĕ-lā sindrōm) A disorder in which the circadian rhythm of sleep and waking falls into a delayed but stable relationship with external time cues of day and night.