研究：看红光可以延缓视力衰退
<p>随着年龄的增长，我们的眼睛不再像小时候那么明亮，因为我们的眼睛比身体其他器官衰老得都要快。新研究发现，每天凝视红光3分钟可以有效改善视力，而且年长者的效果尤为显著。</p><p><span word="A">A</span> <span word="few">few</span> <span word="minutes">minutes</span> <span word="of">of</span> <span word="looking">looking</span> <span word="into">into</span> <span word="a">a</span> <span word="deep">deep</span> <span word="red">red</span> <span word="light">light</span> <span word="could">could</span> <span word="have">have</span> <span word="a">a</span> <span word="dramatic">dramatic</span> <span word="effect">effect</span> <span word="on">on</span> <span word="preventing">preventing</span> <span word="eyesight">eyesight</span> <span word="decline">decline</span> <span word="as">as</span> <span word="we">we</span> <span word="age">age</span>, <span word="according">according</span> <span word="to">to</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span> <span word="published">published</span> <span word="this">this</span> <span word="week">week</span> <span word="in">in</span> <span word="The">The</span> <span word="Journals">Journals</span> <span word="of">of</span> <span word="Gerontology">Gerontology</span>.</p><p>根据本周发表在《老年学杂志》上的一项新研究，只要凝视深红色光几分钟，就能有效地预防视力衰退。</p>
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