The Proposition 65 warning requirement for exposures to BPA, listed as a reproductive toxicant, is effective on May 11, 2016. California's Office of Environmental Health Hazard Assessment (OEHHA) has issued two proposed regulations -- an emergency regulation for exposure to BPA through ingestion, which permits temporary point of sale warning signage for canned and bottled food and beverages, and a proposed regulation which sets a safe harbor level of 3 mcg/day for dermal absorption of BPA from solid materials.

A lot of attention has been paid to genetics in breast cancer as disease rates rise, but most women have no family history of the disease, suggesting that there is an environmental risk we don’t yet understand, says environmental health scientist Laura Vandenberg in the School of Public Health and Health Sciences at the University of Massachusetts Amherst.