Head Games: New doc explores concussion crisis in sports

Directed by Steve James (Hoop Dreams), the film (in theatres Friday) is an eye-opening look at this “silent epidemic” spearheaded by former pro-wrestler Chris Nowinski. As the driving force behind the research that links chronic traumatic encephalopathy to the deaths of such athletes as hockey enforcer Derek Boogaard, he and advocates like Primeau battle a wave of denial.

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