Gisele: Tom Brady suffered a concussion last season

Tom Brady's quest to play football until he's at least 45 years old depends greatly on his health.

We knew the 39-year-old quarterback went through ankle and knee issues at times last season. His wife, Gisele Bundchen, told CBS This Morning on Wednesday, that TB12 has also dealt with concussions.

"As you know, it's not the most, like, let's say 'unaggressive' sport. Right? Football. Like, he had a concussion last year," Bundchen said. "I mean, he has concussions pretty much. We don't talk about it, but he does have concussions. I don't really think it's a healthy thing for your body to go through, do that kind of aggression all the time, that can not be healthy for you. I'm planning on having…