Danielle Ward Mason started using hair relaxer when she was eight years old. "When I was a child, I always wanted to engage in things that were active; I wanted to be a cheerleader. I wanted to swim.

INDIANAPOLIS — Permanent chemical hair relaxers remain popular, despite studies linking usage with uterine and other cancers. Two studies supported by the National Institutes of Health show a higher ...

In April, a dozen years after a federal agency classified formaldehyde a human carcinogen, the Food and Drug Administration is tentatively scheduled to unveil a proposal to consider banning the ...