Obesity, a Chemical Reaction?

Obesity, a Chemical Reaction?
http://www.latimes.com/news/health/sns-health-weight-loss-chemicals,0,698447.story
 
"A new study found overweight young girls had significantly higher levels of phthalates, a chemical found in plastics.  Studies are showing increasing evidence there may be a link between certain chemicals and obesity. A new study found overweight young girls had significantly higher levels of phthalates than the general population of children. Phthalates are found in plastics and can be hormone disruptors."