Although the process is similar, protecting your skin and maintaining your new armpit color can be tricky. Here’s what you should know before trying the trend. For some people, hair dye is ...
The medical term for hair graying is canities. Hair turns gray (or white) when your hair follicles stop creating melanin. Melanin is the substance that gives your skin and hair color.
Methods: A retrospective analysis of patch-test results since October 2006 was done and yielded 28 patients allergic to PPD who were also tested with a hair dye series. From January 2004 through ...