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  • What athletes need to know about concussionsadd to reading list  

    Posted on February 18, 2012 at 3:35 PM

    Updated Saturday, Feb 18 at 3:41 PM

    We've lost some big name athletes recently to a mystery brain disease. And with multiple concussions being a risk factor, researchers are working hard to find answers.

    By Brandy Aguilar, Special projects
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