The question is “Is fructose the cause of weight gain and insulin resistance?”

This article includes information of the rise in consumption of HFCS between 1970 and 1997. The effect HFCS has on leptin and isulin secretion after the consumption of meals being less than that of natural sweeteners and what the possible out this has on our bodies.

Whom, what, where, and when

Sharon S Elliott, Nancy L Keim, Judith S Stern, Karen Teff and Peter J Havel

American Journal of Clinical Nutrition, November 2002 

http://intl.ajcn.org/cgi/content/abstract/76/5/911