Our new study examined whether the dream-lag effect occurs only for REM sleep dreams, or for both REM and NREM dreams. |
Stickgold wanted to know what people were dreaming about when their eyes weren't moving, during NREM sleep. |
The polygraphic recordings were analyzed at 30-second intervals and classified as NREM sleep, REM sleep, or undetermined sleep according to recommended criteria. |
The analysis of EEG power spectrum provided temporal details of wake, NREM and REM occurrences. |
Effect of testosterone on the apneic threshold in women during NREM sleep. |
With the invention of EEG, most species were found to show distinctive REM and NREM brain-wave patterns. |