This is how I've lost 100-plus pounds with Microsoft Excel ... I log my weight every Saturday for the past year, which offers an overview of my progress as soon as I open up the spreadsheet.

Quelch, John A., and Heather Beckham. "Metabical: Pricing, Packaging, and Demand Forecasting Recommendations for a New Weight Loss Drug, Spreadsheet Supplement (Brief Case)." Harvard Business School ...