Hair dyes contains chemicals that are capable of removing or covering natural pigments that are found inside the hair shaft. The usage of these chemicals may result in many side effects, including skin irritation, hair breakage and skin discolouration. Many studies have consistently found that hair colourists have an increased risk of  Non-Hodgkin’s Lymphoma, Multiple Myeloma and Leukemia. Avoid and reduce the frequency of hair-dyeing to reduce your risk from contracting cancer.