Helping The others Realize The Advantages Of medical grade red light therapy devices
You may recognize the abbreviation "nm" within the outer packaging for purple light therapy applications, and Dr. Jody A. Levine, a board-Qualified dermatologist in New York, suggests this is a vital metric. It means nanometers and refers to the wavelength from the light which is emitted in the device, she points out. various wavelengths red light