neisler. >> and when we checked back in with a.j. floresust how devastating concussions can be on the living. >> i didn't want to go to the hospital over a migraine, but they said that i needed to. >> he's struggling now. his once mild headaches are often becoming debilitating migraines. >> it felt like i got hit, and i didn't get hit. like, it was like a ringing, just like a pounding, like a bad, bad concussion, like one of the worst i've ever had, and it was just awful. >> but despite the agony, he lives with the pain. he still has a job, he goes to college. >> i've grown a lot from it, you know. i'm starting to become, hopefully, the man my parents want me to be one day. and this was a bump in the road, but it's a bump i've gotten through and i'm going to push forward through. >> a.j.'s also still a football fan, especially at this crucial homecoming game against hogert. it was the last team jaquan waller ever played. >> still hits us hard. >> still think about it a lot? >> all the time. >> he was your good friend. >> yeah, good friend.