Gisele Bundchen says her husband, NFL quarterback Tom Brady, has a history of concussions and even suffered one last year, though such an injury was never reported by the New England Patriots. 

While appearing on CBS This Morning to discuss climate change, Bundchen touched on Brady's plant-based diet before bringing up her concerns about his overall health. 

"He had a concussion last year. I mean, he has concussions pretty much every—I mean, we don't talk about [it], but he does have concussions," she said. "I don't really think it's a healthy thing for your body to go through ... that kind of aggression, like, all the time," she added.

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