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What is Electromagnetic Radiation? When you sit in front of a computer or television, you are being bombarded by harmful waves quietly emanating from it. Even if you turn off the device, your biomagnetic field is still bombarded 24 hours a day, 7 days a week by the EM radiations from power cables, electric and electronic instruments.If you use a CRT based computer for many hours, some ill effects like eyestrain and fatigue may develop which is known as Computer Vision Syndrome.
