Other businesses are mimicking NBC's The Biggest Loser with weight-loss challenges. At Victaulic, a pipe manufacturer in Pennsylvania, Joanne Fabian, the female winner, finished 17 pounds lighter -- and $150 richer.
"These challenges work in the short term because of the monetary reward and group support," says wellness consultant Doug Ballard, manager of the Reader's Digest company gym, which held its own challenge last year. "If you keep the support group going, you'll succeed long term."


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