What is chronic traumatic encephalopathy?

Posted: 7:48 PM EDT May 06, 2012   Updated: 10:57 AM EDT Mar 17, 2015

Find out more about chronic traumatic encephalopathy, the disease several former NFL pros claim they are now suffering from due to hits on the field.

Jovan Belcher
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An autopsy performed one year after Kansas City Chiefs linebacker Jovan Belcher fatally shot his 22-year-old girlfriend and then killed himself in front of his coach and the team's general manager on Dec. 1, 2012, found signs of chronic traumatic encephalopathy (CTE). Find out more about chronic traumatic encephalopathy, the disease several NFL pros claim they are now suffering from due to hits on the field.

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