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  2. Biological effects of high-energy visible light - Wikipedia

    en.wikipedia.org/wiki/Biological_effects_of_high...

    Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.

  3. What Is Blue Light Therapy? - AOL

    www.aol.com/blue-light-therapy-130048220.html

    Blue light therapy is a non-invasive treatment that uses blue wavelength range. With this type of therapy, there is no recovery time and it’s typically used for people with moderate to severe ...

  4. Blue light spectrum - Wikipedia

    en.wikipedia.org/wiki/Blue_light_spectrum

    The blue light spectrum is an essential part of the visible spectrum with wavelengths of about 400-480 nm. [1] Blue light is primarily generated by Light-Emitting Diodes (LED) lighting and digital screens, it has now become prevalent in the world around us. [2] LED lighting creates white light by combining blue light with other wavelengths ...

  5. 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, and skin wound infections.

  6. What Is Blue Light Therapy? - AOL

    www.aol.com/lifestyle/blue-light-therapy...

    Here’s what blue light therapy is, how it works, and its multiple uses for various skin and health conditions. What is blue light therapy?

  7. The Best Skincare Products that Block Harmful Blue Light - AOL

    www.aol.com/news/best-skincare-products-block...

    Now, it’s all about blue-light damage. Also called high-energy visible (HEV) light, blue light is emitted from electronic devices like smartphones, computers, TVs and […] The Best Skincare ...

  8. Actinic keratosis - Wikipedia

    en.wikipedia.org/wiki/Actinic_keratosis

    Actinic keratosis ( AK ), sometimes called solar keratosis or senile keratosis, [ 1][ 2] is a pre-cancerous [ 3] area of thick, scaly, or crusty skin. [ 4][ 5] Actinic keratosis is a disorder ( -osis) of epidermal keratinocytes that is induced by ultraviolet (UV) light exposure ( actin- ). [ 6] These growths are more common in fair-skinned ...

  9. I’ve Been an Esthetician for 30 Years, and This Is My ... - AOL

    www.aol.com/ve-esthetician-30-years-prediction...

    This spray is all about keeping your skin’s microbiome healthy, which is the first line of defense against any type of damage, including blue light. It’s made with powerful electrolytes like ...

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