Add Yahoo as a preferred source to see more of our stories on Google. Women who use permanent hair dye and chemical hair straighteners may be at an increased risk of breast cancer — particularly black ...

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 ...

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 ...

Women who use permanent hair dye products to colour their hair at home do not experience greater risk of most cancers or greater cancer related mortality, finds a study published by The BMJ today.

HOUSTON — Women who use permanent hair dye and chemical hair straighteners have a higher risk of developing breast cancer than women who don’t, according to research published in the International ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. Two common beauty products—permanent hair dyes and chemical straighteners—may be associated with an elevated risk for breast ...