07 Jun '11, 1pm

"Highly likely there is direct connection between time spent outside and preventing myopia" (near sightedness)

Our hypothesis that the mechanism of the effect of light was mediated by retinal dopamine, a known inhibitor of eye growth whose release is stimulated by light, has also been supported by animal experiments. All of these studies confirm a consistent link between the time spent outdoors and the prevention of myopia, possibly crucially mediated by the at least ten-fold increase in light levels between indoor lighting and being outside. So yes, it is highly likely that there is a direct connection between time spent outside and preventing myopia.

Full article: http://www.treehugger.com/files/2011/06/want-to-keep-your...

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