New research suggests some salon hair treatments can drastically increase the risk of breast cancer.
Researchers from Rutgers University studied a group of more than 4,000 women who used dark hair dye and chemical relaxers.
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They found that black women who dyed their hair had a 51 percent increase in risk. And white women who used relaxers had a 74 percent increase.
Experts are now using the findings to investigate dangers of chemical products used on the body.