Photobiomodulation, the use of light waves to change human biology, has boomed in recent years for all kinds of purposes, at medical clinics and at home. We wanted to know what the science says - and doesn't say.
Here's a question for anyone hoping to red light their way to a youthful complexion: Did you know that in dermatology red light treatment is used mostly for hair growth?
It begs a more serious question for those of us already using red light in our skincare routine: Are we hoping to smooth out those wrinkles just to end up looking like Wolverine?
The conundrum points to a larger issue with red light treatment, as the tools to harness its potential benefits become more available online as well as in spas, gyms and dermatology clinics. While it has gained a reputation as a multipotent ray of wellness, with claims that it can treat conditions from aging skin to erectile dysfunction, what does the research say?