Low-Dose Chemical Exposure and Cancer
By Ronald Piana
According to estimates from the World Health Organization (WHO) and the International Agency for Research on Cancer (IARC), environmental toxic exposures are responsible for between 7% and 19% of human cancers. However, the 2008–2009 President’s Cancer Panel Annual Report estimated that the “true burden of environmentally induced cancers has been grossly underestimated.” While the amount of cancers related to chemical exposures is not easily defined, it has been scientifically verified that individual chemicals can independently enable many of the mechanisms of the carcinogenic process.
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