While today's JAMA study was one of the largest BPA studies done in humans, it could only provide convincing circumstantial evidence that, where high levels of BPA lurked, so do diabetes and poor heart health. The study's authors wrote that their work could not definitively prove that BPA had a part in causing the diseases.
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For many moms in Poquette's circle, that hint of danger was enough.
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"Unfortunately, in this country, I don't think BPAs in food containers pose a fraction of the threat to heart health as most of the food products that they contain," said Dr. Daniel Edmundowicz, director of Cardiovascular Medicine at UPMC Passavant Hospital in Pittsburg, Pa.

"Said another way -- I think the BPAs in a container of butter pose less risk than butter itself," Edmundowicz said.