There once was a time when the use of thin models was deemed as promoting an unrealistic body image for women - odd at a time when obesity was rising and there were fewer and fewer thin women to blame.

Now "plus-size" models are taking some heat for promoting poor health choices and obesity. A paper in the Journal of Public Policy&Marketing says advertising campaigns that lean towards using ‘plus-size’ models are having a “detrimental” effect on the public’s lifestyle and eating behavior because they claim being fat is ‘real’ and ‘normal’ .