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In 2002, Dana Mirick and colleagues at Fred Hutchinson Cancer Research Center (Seattle, Washington) published an epidemiological study that included questions on underarm shaving and deodorant use. The study compared 800 women with breast cancer with 800 randomly chosen women of similar age. That study found no link between underarm shaving, deodorant use, and breast cancer. Two new studies publicized on NewScientist.com suggest that the question may need further examination.
The first study, originally published in the Journal of Applied Toxicology (vol. 24, p.5), was led by molecular biologist Philippa Darbre at the University of Reading (United Kingdom). She and her colleagues found high concentrations of para-hydroxybenzoic...