Cynthia Washam

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Tobacco harm reduction—encouraging the use of cigarette alternatives as a way to reduce the public health impact of smoking—is the subject of fierce debate in the public health community. Some believe such alternatives perpetuate nicotine addiction in smokers and may even be manufactured and marketed specifically to keep smokers smoking. 3 " The goal should(More)
Efforts to minimize people's exposure to air pollution historically have focused on curbing emissions from tailpipes and smokestacks. But increases in vehicle-kilometers traveled—that is, more cars spending more time on the road—have tempered that effect. Moreover, residential areas, hospitals, and schools often are built adjacent to main traffic arteries,(More)
Polybrominated diphenyl ether (PBDE) flame retardants and their hydroxylated metabolites are structurally similar to thyroid hormone. A detailed study now provides one of the most insightful assessments to date of how environmentally relevant levels of PBDEs may impair brain development by interfering with thyroid hormone receptor (TR)–mediated(More)
The use of engineered nanomaterials has grown dramatically over the past decade as the pharmaceutical, electronics, and other industries leverage these materials' unique physical and chemical properties. In environmental circles, nanomaterials have aroused concern because, even as their use burgeons, their impact on animal and plant life remains largely(More)