![]() ![]() It is believed that blue light from screens has a similar effect to caffeine and can affect your sleep cycle.īlue light affects levels of the sleep-inducing hormone melatonin more than any other wavelength of light. Most of the light rays are harmless, but a portion of the light emitted by these screens is relatively high-energy vision light called “blue light”, which plays an important role in regulating the body’s circadian rhythm (our body’s internal clock). The LED screen of computers and other digital devices emit a broad spectrum of visible light. This is because since these items are usually situated higher up in their visual field than a book, for example, as a result, the upper eyelids tend to be open wider which can speed up the evaporation rate of the eye’s tear film. Therefore, often when children are immerged in their computer games or watching TV, their eyes can become dry and irritated after a period of time.ĭesktop computer and television use can be especially tough on children’s eyes. Blinking is important because with every blink, your eyelids spread a fresh layer of tears across the surface of your eyes to keep them moist, comfortable and healthy. Additionally, computer and phone use often cause more incomplete blinks, so the tear film is not spread across the entire cornea causing the eyes to become dry and irritated. However, studies show that people tend to blink significantly less when concentrating on digital screens. To keep our eyes healthy and lubricated, we normally blink about 10 to 15 times per minute. We have 18 world renowned ophthalmologists. ![]() We treat more conditions than any other clinic. ![]()
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