What is chronic traumatic encephalopathy?

Published On: May 06 2012 04:48:36 PM PDT   Updated On: Jul 08 2014 05:40:55 AM PDT

The NFL has reached a preliminary settlement in a lawsuit filed over player concussions. 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.

Reg Fleming
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Hockey Great Reg Fleming was the first hockey player known to have CTE. This discovery was announced in December 2009, six months after Fleming's death.

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