FoLix, the FDA-cleared laser treatment for hair loss, provides a surgery-free option and uses existing follicles on men and women.

That small whoosh from an inhaler has a substantial environmental toll that could be putting some people with chronic conditions at risk, according to a new study.

"They are these tiny little products, and it's hard to imagine that they can be such contributors, but it's an eminently fixable problem," a study co-author said.