HOW TO DO RED LIGHT THERAPY THINGS TO KNOW BEFORE YOU BUY

chances are you'll see the abbreviation "nm" around the outer packaging for pink light therapy instruments, and Dr. Jody A. Levine, a board-certified dermatologist in The big apple, claims this is an important metric. It stands for nanometers and refers back to the wavelength on the light that is certainly emitted from your device, she points out.