Research found that permanent hair dyeing posed an even more significant risk of breast cancer among African-American women The common practice of coloring hair may lead to an increased risk of breast ...

Questions about whether chemicals used to color or straighten hair can cause cancer have swirled for years. The answers have been inconsistent and inconclusive, but a large new study released on ...

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ABC News' Dr. Jennifer Ashton shares the big takeaways from the new research. The use of hair dye and chemical hair straighteners may be associated with a higher risk of breast cancer, according to a ...