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Education from Harvard University in the United States published in the journal The BMJ also revealed that natural hair color was found to have an impact on the likelihood of several types of cancer. (Read Also: 5 Diet Tips That Help Women Stay Healthy at Age 40)
The use of hair dye is very popular, especially in the older age group who want to cover gray hair. It is estimated that this coloring is used by 50% -80% woman and 10% of men aged 40 and over in the United States and Europe.
Meanwhile, the World Health Organization’s (WHO) International Agency for Research on Cancer has classified exposure to hair dye as a possible carcinogen. No warnings about personal use because the evidence is inconclusive.
To get a better understanding of cancer risk from using dyes hair, the researchers analyzed data on 117,200 woman from the Nurses Health Study, which includes assessment of hair dye exposure.
Reported page Times Now News on Tuesday (8/9), it was stated that the women were not suffering cancer at study entry and followed for 36 years.
The use of permanent dyes was associated with a slightly increased risk of basal cell carcinoma of the skin, and this risk was higher in women with naturally light hair.
The results showed an increased risk of three types of breast cancer: estrogen receptor-negative, progesterone receptor-negative, and hormone receptor-negative. Ovarian cancer has also been associated with the use of permanent dyes, with the risk increasing with the cumulative amount of dye exposed to women.
An increased risk of Hodgkin’s lymphoma has also been seen with the use of dyes hair permanent, but only for women with naturally dark hair.
“A possible explanation for the color in permanent hair dyes is related to the concentration of the material, with darker colors having a higher concentration,” the authors said. research.
However, results research showed no increased risk of most cancer or resulting death cancer in women who had used permanent hair dyes compared to those who had never used the dye. (Read Also: Raise Concern for Cross-Generational Alzheimer’s Dementia in the Middle of a Pandemic)
The authors also pointed out several limitations, including the lack of racial diversity of study participants and the possibility that other factors were not quantifiable. Such as the use of different products, which may affect the results.
Nonetheless, the authors say their findings provide some reassurance against concerns that personal use of permanent hair dye may be linked to an increased risk of cancer or death.
(tsa)
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