Excess device usage may lead to computer vision syndrome or digital eye strain. Glasses with blue light filtering technology may enhance your focus and reduce eye strain, resulting in making your eyes feel less tired and improving productivity. Another way to reduce eye strain is to make sure you take regular breaks from the screen. One of the more surprising impacts of exposure to screens is the potential to negatively affect sleep patterns. Blue light has a high energy frequency that may increase alertness and delay the body's release of melatonin, which helps induce sleep. In general, we should all avoid using blue-light devices one to two hours before sleep. Blue-light blocking glasses may reduce the impact blue light, enabling you to use your devices before bed and still get a good ni.