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Blue-light blocking glasses, to try to reduce eyestrain from computer use; Smartglasses, glasses with computer technology Google Glass, major brand; See also.
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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.
Blue light phototherapy, light therapy involving a medical device that radiates blue light; Cobalt blue light, a type of light used by slit lamps to help in the diagnosis of eye diseases; Effects of blue light technology; Blue Lanterns (disambiguation) Bluelight (disambiguation)
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.
This is due to newer research revealing blue & violet visible light and certain wavelengths of infrared light (e.g., NIR, IR-A) work synergistically with UV light in contributing to oxidative stress, free radical generation, dermal cellular damage, suppressed skin healing, decreased immunity, erythema, inflammation, dryness, and several ...
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