He has lost weight without changing his diet and feels more energetic than he has in years.

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The right analogy might be to compare climate with an airplane that keeps on changing its size, shape and weight and has to interact in turn with a constantly changing medium that exhibits far more turbulence than what we are accustomed to.

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But I've kept the weight off by radically changing my overall eating habits.

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In summary now that PBR is bleeding money things are changing as far as getting rid of the dead weight and it is still a work in progress.

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She is also studying a group of children to see how early M. smithii buildup occurs, and how soon in development it starts to set up a pattern of weight gain that might then be interrupted by changing the composition of the gut microbial world.

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Some Wii users claim to have lost weight simply through regular playing of its sports games, without otherwise changing their routines.

ECONOMIST: Monitor