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Looking at a computer all day only engages a specific part of your vision. It’s also important to blink and try the “ 20-20-20 ” rule: every 20 minutes, look at an object 20 feet away for 20 ...
Despite their popularity, blue light-blocking glasses probably don’t do much to reduce eyestrain, help keep people alert or improve sleep, according to a meta-analysis looking at 17 studies ...
Computer vision syndrome. Computer vision syndrome ( CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time and the eye's muscles being unable to recover from the constant tension required to maintain focus on a close object.
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.
He can't move. The Lemmings eject him from the couch into an upright position. A Lemming with a cap tells other Lemmings to form shapes of 0. Another Lemming comes with a sign that reads "SUBSCRIBERS!!!". The Lemmings and Grizzy, excited to have reached this milestone, dance. Then a screen saying "Thank you all! We are now a family of a million ...
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Specialty. Psychiatry, neurology. Excessive daytime sleepiness ( EDS) is characterized by persistent sleepiness and often a general lack of energy, even during the day after apparently adequate or even prolonged nighttime sleep. EDS can be considered as a broad condition encompassing several sleep disorders where increased sleep is a symptom ...
Here are the best blue-light blocking glasses you can buy in 2023. Our experts are also revealing if they really work. Why Blue Light Glasses May End Up Preventing Disrupted Sleep