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2. Light-emitting diode therapy - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode_therapy

   Light-emitting diode therapy (LEDT) is an therapeutic approach using different wavelengths of LED lights to treat disease. (The diagram is a blue light therapy, 415 nm wavelength) Light-emitting diode therapy (LEDT) is a clinical approach that applies different wavelengths of light to cure diseases or conditions with skin-safe lights.

3. Light therapy - Wikipedia

   en.wikipedia.org/wiki/Light_therapy

   Light therapy, also called phototherapy or bright light therapy is the exposure to direct sunlight or artificial light at controlled wavelengths in order to treat a variety of medical disorders, including seasonal affective disorder (SAD), circadian rhythm sleep-wake disorders, cancers, neonatal jaundice, and skin wound infections.

4. The 5 Best Red Light Therapy Devices to Use for Youthful Hands

   www.aol.com/5-best-red-light-therapy-140000707.html

   LED Hand Perfector. ... "Red light therapy exposes skin to low levels of red and/or infrared light," says Dr. Murphy-Rose, noting that the technology "has been shown to reduce inflammation in the ...

5. Low-level laser therapy - Wikipedia

   en.wikipedia.org/wiki/Low-level_laser_therapy

   The penetration depth of white light and LED light into the skin increases with increasing wavelength from the UV to the visible light range, and then decreases again in the IR range depending on the selected optical properties. This depth further increases if the thickness of the stratum corneum decreases. [23]

6. The dangers of LED face masks you should know about - AOL

   www.aol.com/lifestyle/dangers-led-face-masks...

   Said Palep, "At-home LED devices use lower frequencies, so [they] haven’t proven to be as effective or the results as dramatic as in-office treatments like the Blu-U light and micro pulsed Nd ...

7. Ultraviolet light therapy - Wikipedia

   en.wikipedia.org/wiki/Ultraviolet_light_therapy

   There are four UVB types of lamps: Fluorescnt Broad-Band UVB that emit 280-330 nanometer, Fluorescent Narrow-Band that emit 312 nanometer, Excimer that emit 308 nanometer and LED that emit 290-300 nanometer. PUVA means UVA + psoralen. It consists of irradiation of the skin with the UVA ultraviolet light, from a fluorescent bulb or LED lamps.