Shuh, of Wayne, pastor at Journey Community Church of Westland, said he tipped the scales at 440 pounds in 2011. He started season 13 of the Biggest Loser at 403 pounds in October of that year and now weighs 270 pounds.
>>Hear Shuh's best advice for losing weight in the video above.
He said successful weight loss is about making small permanent changes.
"You must have rules and you must have exceptions," he said.
Shuh said knowing the difference between the two can catapult a person's weight loss.
What do you think of Shuh's advice? How do you maintain a healthy weight? Tell us in the comments.