Hey, how can you relieve asthenopia?

@acegirl (127)
China
September 29, 2008 5:59am CST
I am a Grade-10 student, I seldom have asthenopia, but after going to the senior high school, I do have always. I really worry about my eyesight, because I don't wanna be a 'four eyes'. So can you tell me some ideas how to relieve asthenopia?
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