Frequently dying your hair has been linked to an increased risk of developing breast cancer. According to a study by London surgeon Kefah Mokbel, women who colour their hair have a 14 per cent rise in rates of breast cancer. Professor Mokbel, who works at the Princess Grace Hospital in Marylebone, London, advises that women dye their hair no more than two to five times a year. He also recommends

using as many natural products on their hair as possible, suggesting henna, beetroot or rose hip, The Sunday Times reports. “What I find concerning is the fact that the industry recommends women should dye their hair every four to six weeks,” Professor Mokbel said.“Although further work is required to  confirm our results, our findings suggest that exposure to hair dyes may contribute to breast cancer risk.” Professor Mokbel has also made clear that the link is merely a correlation: “The positive association between the use of hair dyes and breast cancer risk does not represent evidence of a cause-effect relationship,” he wrote on Facebook. READ MORE