As for the diet, Hall said he gave up fast food and went healthy.

"A lot of greens. A lot of fish. A lot of water intake," he said. "I'd rather have a sub sandwich instead of fast food. And in the evening, I would have my girl — I have a girlfriend now — cook for me more. Baked chicken. Asparagus ..."

Hall is about five to 10 pounds lighter than he was a year ago, and he feels more energetic.