A fast approach?

Or does it just feel like it...

Two themes in nutrition have recently come together. The first, calorie restriction (CR), involves permanently reducing total energy intake by up to 30%.

CR has been shown consistently to increase the longevity of a number of different species of animal, as well as reduce weight.

The second theme, intermittent dieting (ID), or reducing energy intake on some days but not others, has spawned yet another diet craze that is