I broke both my wrists. I played all four years in my college career with cash on my hands.

This is Louis Leonard. He played five years in the NFL for six teams. In 2010, he retired.

I played defensive line. The defensive line, you have to hit a person with your hands and

you have to control them. And that's how you play the position. Well, I have zero mobility

in my wrist. So I can't even do a push-up on the ground. So instead of using my hands,

I have to use my head. So there was countless times that I got done with a game and went home

in the room with spinning. Or throughout the game, I got a vicious headache. Or now,

today, I sneeze and it goes black or a whole bunch of white dots to where I got to wait

a couple of seconds before I could see clear. So all those things is what I deal with on

a day to day. Louis is one of many retired NFL players who've experienced intense physical

and mental repercussions from playing the game. After years of taking hits to the head,

his brain is injured. He wrestles with memory loss, depression, anxiety, and anger issues.

I don't know why I would cry. You know, I don't know why I can be in a car and just feel

frustrated and have to pull over. Somebody do something cutting in front of me and I just get

angry and hiding. I just didn't know what that was. I had no clue. I didn't know why I was not

able to sleep at night. I know why I did some of the impulsive things that I did. I just didn't know

why. But what he did know was something wasn't right and it hadn't been for a while.

It's the stuff that I dealt with when I was in the league. I remember sitting on the bench

and wondering why am I here? This don't feel right. Where it used to be fun, I'm like

something's in me that's just not right. It's an imbalance that's going on my body and I didn't

know what it was. It's only in the last couple of decades that people started to pay attention to

what's happening off the football field. It started with the growing number of stories about

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