Ronnie Citron-Fink had dyed her hair for 25 years... until she started to think about what's really in that hair dye.It's estimated that approximately two-thirds of women color their hair. Some do so to "switch things up," while others do so to cover grey. Ronnie Citron-Fink had dyed her hair for 25 years, visiting the salon every few weeks to hide gray roots... until she started to think about what's really in that hair dye. As a journalist covering health and the environment, she didn't stop at just wondering -- she decided to take action.Her book, True Roots: What Quitting Hair Dye Taught Me about Health and Beauty, was the result of her investigation into the potential dangers of hair dyes. Ronnie joins host Lisa Davis to help listeners understand how to protect themselves, whether by transitioning to their natural color or switching to safer products.