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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 ...
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.
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 ...
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 Nancy Boys – a parody of The Hardy Boys where a pair of boy detectives go around causing trouble for innocent people (such as getting a homeless man arrested for vagrancy.) Nash Gordon – a futuristic benefits cheat who eventually gets found out when he goes to the benefits office planet instead of a driving range as a result of a dodgy ...
Napping during the day may seem like a good way to make up for lost sleep, but it can lead to more variable sleep times and quality of sleep during the night, Espie says.
Color blindness (color vision deficiency) is the decreased ability to see color or differences in color. It can impair daily color tasks such as selecting ripe fruit or choosing clothing, as well as safety-related tasks such as interpreting traffic lights. While the disability of color blindness is considered minor, the use of color in safety ...
The varying texts you come across online and the glare from your screen can contribute to eye strain and can even disrupt your circadian rhythm.