Cancer Clusters: Findings Vs. Feelings

Science does not support the popular image of traces of chemical contamination elevating the cancer risk of everyone who lives in a neighborhood regardless of where they work, what sort of lives they lead, and what hereditary influences may predispose them to cancer. The absence of conclusive scientific evidence in this area may be partially explained by the myriad challenges that bedevil cancer cluster investigations--challenges that are explored in this report.