The impact of the computer on human health today there are numerous discussions? Is this harmful? And if Yes, how? More dangerous computer, TV, or does it harm no more than ordinary electronic clock? When working with a computer, unlike reading a book, when you can easily find a comfortable position, the person is fully dependent on the position of the display. In addition, the screen as a light source device is active contrast (paper – passive contrast), which is not so strongly dependent on light intensity and angle of incidence.
The image on the screen is dynamically updated. Low refresh rate (regeneration) causes the flicker. Usually the person stares at the monitor screen. While ocular and intraocular muscles remain stationary, while they need in a dynamic mode. According to the newspaper “AIF Health, it leads to their weakening. Prolonged work with a computer also requires a higher concentration, which leads to increased stress on the organs of vision.
Keep higher resolution of the monitor
Develops visual fatigue inducing myopia, headache, irritability, nervous tension and stress. To avoid this, we must remember that the higher resolution of the monitor, the better and sharper the image on the screen, and so it is less tiring on the visual system. External lighting reduces the image contrast, but do not forget that brightens tired eyes. Glare on the monitor also much in the way to receive the information from the screen, forced to change the position of the head and body, to strain your eyes.
Not only increases the burden on the eyes, but also on the neck, back, shoulders and arms, which leads to rapid fatigue. Sources of glare – located next to the screen of the monitor light sources, light equipment, bright surface, nezastroennyi Windows and even the bright clothing of the user.
Special massage techniques
There are special massage techniques – complexes fatigue of the eyes, providing the impact on biologically active points, as well as exercises to improve muscle tone and relaxation of muscle groups. Actively used the techniques of color stimulation of the visual and mental processes.
Tests of this program showed that it contributes to the improvement of visual acuity (up to 0.1% in 60%-70% of the surveyed), to reduce the frequency and severity of symptoms of visual fatigue (90%).