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Blue-blocking lenses filter out the blue light from the visible spectrum and supposedly keep this from damaging the light-sensitive retina in your eye. Compared to the other visible colors, blue ...
On a clear, starlit night in the middle of the woods, Cuddles, Giggles, and Flaky are sitting around a campfire, apparently on a camping trip. Cuddles watches the fire, Giggles eats a sandwich, and Flaky roasts marshmallows on a stick. Moments later, Flippy walks by, and the gang greets him.
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.
The blue field entoptic phenomenon is an entoptic phenomenon characterized by the appearance of tiny bright dots (nicknamed blue-sky sprites) moving quickly along undulating pathways in the visual field, especially when looking into bright blue light such as the sky. [ 1] The dots are short-lived, visible for about one second or less, and ...
It's a great first stop for specific beauty and skin care concerns, whether you're trying to build a new skin care routine for your 60s or want a new anti-aging moisturizer.
We've all grown up thinking that sitting too close to the television is damaging to our eyes ... but that might not be the case. Technology spawns lots of confusion ... and a few affectionately ...
[17] [18] [19] UVB radiation does not penetrate glass, so exposure to sunshine indoors through a window does not produce vitamin D. [20] Time of day, time of year, geographic latitude, ground altitude, cloud cover, smog, skin melanin content, and sunscreen are among the factors that greatly affect UV intensity and vitamin D synthesis, [19 ...
The company has been upgrading patients who use its eye treatment, Eylea, to a higher-dose version to beat the impact from cheaper biosimilars available in the market and rival drugs. U.S. sales ...