Do Those At-Home Light Treatments Really Work on Acne?

I'm in the process now of recovering from my global adventure and looking for a new place to call home. However, as a travel lover (and writer), I'll still travel every month or so. Taking a chunky, heavy blue light therapy device isn't realistic, but this pen definitely makes sense. This uses blue-LED light and T-Sonic pulsations to target specific breakouts. I use this to apply direct treatment to one of those big ol' boys that I can feel coming up through the surface and want to nix before it blooms. Though it does get a bit warm—42 degrees of heat—to reduce bacteria and the grease of pimples, it's effective.

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