Uterine cancer risk linked to hair straightening: study


Hair-straightening merchandise could considerably enhance the risk of growing uterine cancer amongst those that use them continuously, a big study printed on Monday suggests.

“We estimated that 1.64% of ladies who by no means used hair straighteners would go on to develop uterine cancer by the age of 70, however for frequent customers, that risk goes up to 4.05%,” study chief Alexandra White of the U.S. National Institute of Environmental Health Safety (NIEHS) mentioned in an announcement.

“However, it will be significant to put this info into context. Uterine cancer is a comparatively uncommon kind of cancer,” she added.

Still, uterine cancer is the most typical gynecologic cancer within the United States, in accordance to the U.S. Center for Disease Control and Prevention (CDC), with charges rising, notably amongst Black ladies.

Researchers tracked 33,947 racially numerous ladies, ages 35 to 74, for a mean of practically 11 years. During that point, 378 ladies developed uterine cancer.

After accounting for members’ different risk elements, the chances of growing uterine cancer have been greater than two and a half occasions increased for girls who had used straightening merchandise greater than 4 occasions within the earlier 12 months.

Less frequent straightener use prior to now 12 months additionally was related to an elevated uterine cancer risk, however the distinction was not statistically vital, which means it may need been due to likelihood.

Earlier research have proven that hair straighteners comprise so-called endocrine disrupting chemical substances. The merchandise have beforehand been related to increased dangers of breast and ovarian cancer.

“These findings are the primary epidemiologic proof of affiliation between use of straightening merchandise and uterine cancer,” White and colleagues wrote in The Journal of the National Cancer Institute. “More analysis is warranted to … establish particular chemical substances driving this noticed affiliation.”

The hyperlink between straightener use and uterine cancer didn’t differ by race within the study.

But “as a result of Black ladies use hair straightening or relaxer merchandise extra continuously and have a tendency to provoke use at earlier ages than different races and ethnicities, these findings could also be much more related for them,” Che-Jung Chang of NIEHS mentioned in an announcement.

(Reporting by Nancy Lapid; modifying by Bill Berkrot)


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