New research is reheating the debate on bisphenol A, a chemical banned from baby bottles that can still be found in other food and drink containers.

The new study found children and teens exposed to high levels of bisphenol A, or BPA, were more likely to be obese.

"Clearly bad diet and lack of exercise are the leading contributors to childhood obesity, but this study suggests a significant role for environmental, particularly chemical factors in that epidemic," said study author Dr. Leonardo Trasande, an associate professor of pediatrics and environmental medicine at the NYU School of Medicine...

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