Weight loss is a money making industry. And where money can be made, gambling will occur. So from pre-wedding bets to company-wide pools, people are putting the forks down to avoid forking over cash. As belly-betting becomes the latest fad in the health care industry, its critical to ensure winners emerge fairly and accurately. The results of March Madness pools aren't calculated with a slide rule; nor should your weight be measured using the counterweight balance from 1974 in your company's gym.