Background Hair products may contain hazardous chemicals with endocrine-disrupting and
carcinogenic properties. Previous studies have found hair product use to be associated with …

Many hair products contain endocrine‐disrupting compounds and carcinogens potentially
relevant to breast cancer. Products used predominately by black women may contain more …

Exposures to carcinogens in hair products have been explored as breast cancer risk factors,
yielding equivocal findings. We examined hair product use (hair dyes, chemical relaxers and …

Background Permanent hair dyes are used by about one third of adult American women.
Several epidemio-logic studies associate hair dye use with increased risk of non-Hodgkin's …

ContextUse of hair dyes has been suggested recently as a risk factor for several types of
cancer in epidemiologic studies. This alarming news and controversial declarations by …

Objective To evaluate the associations between personal use of permanent hair dyes and
cancer risk and mortality. Design Prospective cohort study. Setting and participants 117 200 …

Objectives: To assess in a large prospective study whether women who used permanent
hair dye, especially dark dye for many years, experienced increased death rates from …

Several cohort and case‐control studies have found an increased risk of bladder cancer
among hairdressers and barbers who are occupationally exposed to hair dyes. However …

A population‐based case‐control study was conducted in Los Angeles, California, which
involved 1,514 incident cases of bladder cancer and an equal number of age‐, sex‐and …

In a hospital‐based case‐control study of ovarian cancer conducted in Athens (1989‐1991),
189 women with histologically confirmed common malignant epithelial tumors of the ovary …