Bisphenol A is a chemical used to make rigid plastic (the most common chemical indicated by a #7 recycling symbol) and epoxy for food can linings. It is found in nearly all Americans. It is used to make baby bottles, sports bottles, infant formula can linings, and dental sealants. Known for over 75 years to act as a weak estrogen, last summer 38 leading bisphenol A researchers issued a consensus statement finding that BPA is showing up in humans at levels above those shown to cause a range of serious health problems in animal studies . These include breast cancer, prostate cancer, attention deficit hyperactivity disorder, spontaneous miscarriage, type 2 diabetes and obesity. (less info)