Increased UVB exposure associated with reduced risk of nearsightedness, particularly in teens, young

Higher ultraviolet B (UVB) radiation exposure, directly related to time outdoors and sunlight exposure, was associated with reduced odds of myopia (nearsightedness), and exposure to UVB between ages 14 and 29 years was associated with the highest reduction in odds of adult myopia.

from Top Health News – ScienceDaily http://bit.ly/2fUnbrF
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