What study are you referring to? There are studies that show diet soda and/or Aspartame are linked to metabolic syndrome (http://www.nytimes.com/2008/02/05/heal

What study are you referring to? There are studies that show diet soda and/or Aspartame are linked to metabolic syndrome (http://www.nytimes.com/2008/02/05/health/nutrition/05symp.html http://www.nytimes.com/2008/02/05/health/nutrition/05symp.ht...) and other studies regarding its excitotoxicity (http://en.wikipedia.org/wiki/Excitotoxicity http://en.wikipedia.org/wiki/Excitotoxicity).