The next morning, the participants who had been beeped out of slow -
wave sleep reported feeling tired and unrefreshed, even though they had slept just as long as usual and rarely recalled being awakened during the night.
Not exact matches
In their
report, Laurent and his colleagues describe the existence of REM and slow -
wave sleep in the Australian dragon, with many common features with mammalian
sleep: a phase characterized by low frequency / high amplitude average brain activity and rare and bursty neuronal firing (slow -
wave sleep); another characterized by awake - like brain activity and rapid eye movements.
For example, in 1977 it was
reported that electrical activity in the brains of pointer dogs showed the dogs went through cycles of REM and slow -
wave or non-REM
sleep just as we do.
In a three -
wave, multi-method study using both actigraphy and self -
report ratings across the transition from high school to college, subjective
sleep quality predicted anxiety which in turn predicted subsequent
sleep problems.