A wealth of medical literature links the impact of staring at screens with eye discomfort and how it spills over into other areas, such as sleep disturbance. But it’s not just the hours we spend looking at a screen and how close we are to the display, but also the screen size that can magnify the harmful effects. To be more specific, looking at a smartphone’s relatively small screen for a prolonged spell can be more discomforting compared to
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