-- Former WWE wrestler Christopher Nowinski recently commented on concussion related retirement during an audio interview on the Alzheimer Research Forum.

Nowinski runs his own history of concussions and retired from professional wrestling because of it.He discusses various athletes including the late Chris Benoit, who have battled concussion problems.

"I fought very hard to get his brain studied because he told me in a locker room in Manchester, New Hampshire about a year prior that he had more concussions than he could count... He had been exhibiting a lot of strange behavior at the end of his life."

To listen to the whole interview, click here