“However, LLLT typically refers to the use of focused laser light at specific wavelengths, ... Wavelength: Red light uses a ...

Considering laser hair removal? Here's everything you need to know about how it works on those with darker skin.

The Epilaser (from the brand that launched the iconic infomercial epilator, Epilady, back in the ‘80s) is a totally unique at ...

Safety PSA: Annoyingly, there are currently no at-home laser-hair removal devices that are safe to use on dark skin and/or light hair, even if the device says it works for “everyone.” ...

A green laser pen works according to this principle: infrared light goes through a high-quality crystalline material and generates light of half the wavelength—in this case green light.

So as you sweep through different wavelengths of light, you’ll find that there’s no wavelength of light that will only activate the M’s and neither the L’s or the S’s. So this is interesting. This ...