If you like to take an early morning walk, you know it can be a real pleasure. Apparently science has discovered that it can be very good for you in an unexpected way. Your eyes need the sort of light we get from sunshine, and it's the kind that is blocked by glass windows and doors.
Myopia (nearsightedness) in young people is a growing phenomenon around the globe. As an example, by the time South Koreans are 20 years old, 96% of them have it.
"A team of nine research ophthalmologists in Japan and the United States led by Xiaoyan Jiang sought to discover the underlying effect that explains why visible violet light protects against myopia development."
Read what they found out about how our eyes react to sunlight at Reasons to Believe.
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