TERM 1
regular sleep
DEFINITION 1
baby is still with eyes closed and unmoving; breathing is slow
and irregular (8-9 hours)
TERM 2
irregular sleep
DEFINITION 2
baby's eyes are closed but can exhibit REM; jerk or grimace
to stimulation; breathing is irregular (8-9 hours)
TERM 3
drowsiness
DEFINITION 3
baby is falling asleep or waking up; breathing is regular but
faster than regular sleep; (0.5-3 hours)
TERM 4
alert inactivity
DEFINITION 4
baby's eyes are wide open, exploring the environment, body
is inactive; breathing is even (2-3 hours)
TERM 5
alert activity
DEFINITION 5
baby's eyes are open and breathing is irregular; may become
fussy and exhibit spurts of diffuse motor activity (1-3 hours)
