splitends, I'd be interested to see that survey. I follow SW and have lost just over 3 stone all in all, have maintained that for 3.5 years and have now decided I'd like to lose a little bit more.
A friend of mine lost 6 stone on SW and has kept it off for 5 years.
"Poor diet plan with no nutritional advice" the diet encourages cooking from scratch with fresh ingredients, unlimited amounts of fruit and veg and portion control????
It also encourages keeping fit and active.
It is bar far the best diet there is