Maybe you can live longer by eating fewer calories. But should you?

We want to live longer, healthier lives. And we want to eat delicious food.

Can we do both?

You’re probably familiar with news accounts of lean and seemingly active 97-year-olds who credit their low-calorie diet with keeping them fit. They look emaciated but happy—and claim that training their tummy to expect less food has paid off.

Indeed, some experts see a potential link between monastic eating habits and living longer. Perhaps realizing that it’s an uphill battle urging people to eat less, some researchers recommend eating more but at limited times and in a prescribed manner that incorporates steps such

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