>According to Gina Kolata's latest book -- Rethinking Thin: The New
>Science of Weight Loss--and the Myths and Realities of Dieting -- Not
>even exercise and reduced calories will help in the long run. The
>body will force you to readjust to the new weight by slowing down your
>metabolism until you gain back the weight.
>
This is true to my experience. But the weight range is within normal
weight. For me it's in the 140-160 lb range (at 5'9"). Are there cases
where the range is 300-320? Somehow, I doubt it.
Joanna