On Fri, 03 Feb 2012 08:32:50 -0500, Nancy Young
> wrote:

>On 2/3/2012 8:13 AM, Omelet wrote:
>
>> Lettuce, cabbage, spinach and other leafy greens high in fiber are also
>> supposedly "negative" in calories. You burn more calories digesting
>> them than they have in them because they are mostly fiber and water.
>
>Hey Om, nice to see you.
>
>I read somewhere recently that it's a myth about the negative
>calorie thing, but I don't have a problem believing it's true.
>I mean, if something has near to no calories, you use up more
>taking the stuff out of the refrigerator and chopping it!
>
>nancy

According to snopes it's true but there's other issues involved.

http://www.snopes.com/food/ingredient/celery.asp

I met an anorexic woman 20+ years ago who eats loads of it. She's
5'9" and weighed 140 when we met. Last I heard she was at 107. She's
in her mid 50's and looks like she's in her 70's.

Lou