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  2. Blue light spectrum - Wikipedia

    en.wikipedia.org/wiki/Blue_light_spectrum

    It emits more blue light than traditional incandescent bulbs, potentially impacting the quality of sleep and eye health if used excessively at night. [2] [8] A person using a smartphone at night. Blue light is emitted by digital screens such as computers, tablets, smartphones, and televisions, which can lead to extended exposure in modern lives ...

  3. Do blue-light-blocking glasses work? This study suggests no - AOL

    www.aol.com/blue-light-blocking-glasses-study...

    Blue-light-blocking glasses claim to reduce eye strain from devices, ... - Sit about 25 inches (arm's length) from the computer screen. Position the screen so you are gazing slightly downward.

  4. Do blue light glasses actually protect your eyes? Eye ... - AOL

    www.aol.com/blue-light-glasses-actually-protect...

    Do blue light glasses work to protect your eyes from screens? Ophthalmologists share whether there are benefits to blue light glasses and tips to protect eyes.

  5. 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.

  6. Screen time - Wikipedia

    en.wikipedia.org/wiki/Screen_time

    Some people use blue-blocking glasses, for the purpose of attempting to block out blue light both from electronic media and from other artificial light sources. [26] The American Academy of Pediatrics recommends screen time for children be limited for multiple reasons, among them that "Too much screen time can also harm the amount and quality ...

  7. Why Blue Light Glasses May End Up Preventing Disrupted Sleep

    www.aol.com/why-blue-light-glasses-may-212200136...

    Here are the best blue-light blocking glasses you can buy in 2023. ... television or computer sessions. How we tested blue light glasses: ... linked to excess screen time all on their own. Blue ...

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