A new study finds a variety hair extenions—from natural to synthetic—contain chemicals associated with cancer, birth defects and reproductive issues ...

The products’ health effects still need to be studied, but several compounds were found to exceed EU limits for consumer ...

A new study published Feb. 11 in the American Chemical Society journal Environment & Health has found that synthetic and ...

A new study of hair extension products found dozens of potentially hazardous substances. Is it possible to minimize your risk?

Researchers found that a majority of tested brands contained potentially hazardous chemicals, including flame retardants.