Influence of cedar essence on spontaneous activity and sleep of rats and human daytime nap.

@article{Sano1998InfluenceOC,
  title={Influence of cedar essence on spontaneous activity and sleep of rats and human daytime nap.},
  author={Akira Sano and Hiroyoshi S{\'e}i and Haruo Seno and Yoshio Morita and Hideki Moritoki},
  journal={Psychiatry and clinical neurosciences},
  year={1998},
  volume={52 2},
  pages={133-5}
}
We investigated whether exposure to the odor of extracted cedar essence (CE) has (i) an influence on spontaneous activity and sleep-wake states of rats and (ii) a sleep-promoting effect on human daytime nap after taking an ordinary night's sleep. In rats exposed to CE, spontaneous activities and amount of wake were significantly decreased, while the amount of non-rapid eye movement (NREM) sleep was significantly increased. In human daytime nap, NREM sleep stage 2 latency was significantly… CONTINUE READING