: Deep sleep is technically Stage 3 (and formerly Stage 4) of the non-REM sleep cycle. 4. Device "Deep Sleep" Features Insomnia - Mental Health Info - CPH IMH
Biologically, many health sources suggest that adults should aim for roughly of deep sleep per night.
: It is designed to automatically detect "sleep arousals" (interruptions in sleep) from complex medical data like polysomnograms.
: Deep sleep is technically Stage 3 (and formerly Stage 4) of the non-REM sleep cycle. 4. Device "Deep Sleep" Features Insomnia - Mental Health Info - CPH IMH
Biologically, many health sources suggest that adults should aim for roughly of deep sleep per night.
: It is designed to automatically detect "sleep arousals" (interruptions in sleep) from complex medical data like polysomnograms.