his wife chavella says all that weight was the result of eating too much and exercising too far littlel has tried different fads, different weight loss programs to try to get the weight off. a lot of times he was successful but, you know, true success is when you're able to keep it off, and that was always the hardest part for him. he wasn't able to keep it off. >> every day this is what it's going to feel like until we get more and more of that weight off. >> reporter: after sweating it out with trainer bob harper and the blue team, he has lost 80 pounds so far this season. his wife says his new motivation came from the recent birth of their baby boy. >> once we had the baby last year, it was at that point where he basically said, you know, if i don't get this weight off, my son is not going to be able to grow up and have me as a father because i'm not going to be around anymore. >> hardest thing i ever done. >> she says she's proud of his ro gres and the changes he's made since getting back home. he's changed the way he's eating, including more greens and veggies in his meals. and he