The content originally appeared on: CNN (CNN Business)When she first started to shed some weight, Yvonne DeBurgo quipped that she could afford to lose it. But over the past three months, the 77-year-old widow from the southern English county of Oxfordshire has lost nearly 25 pounds, a result of eating just one cooked meal a day - with just a piece of fruit or a sandwich for dinner. DeBurgo lost the weight while trying to save money - a sobering […]