What we saw is these animals didnt show any sleep disruptions at all but they did have mucked up circadian clock genes and they did show depressive phenotypes whereas if they were in the dim red light, they did not.
Randy Nelson notes that photosensitive cells in the retina, have little to do with eyesight. He says these cells send signals to __________that controls what has been called the natural sleep-wake cycle.
He says theres a lot of blue in white light, this explains why the blue light and white light hamsters appear to be more depressed than the hamsters see red light or __________.
Mr Nelson has suggestions for people who work late at night, or those who like to __________.
My recommendation is if you are just living a typical mostly active during the day, mostly inactive at night, you want to limit exposure to TVs which are quite bluish in the light they give off and __________ and things like that. You can get filtered glass, you can get filters on your computer screen and filters on your eReaders to put it more in the reddish light.
The report on the effects of light on emotions was published in The Journal of Neuroscience.
And thats the Health Report from VOA Learning English, Im Christopher Cruise.
听写答案:
1.clinical depression
2.severe
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