Almost everyone knows strained or tired eyes. Automatically, we then start to rub our eyes or even to squeeze them lightly. This method is just right – with a small massage we can look relaxed again into the world. Many of us spend much of our time in the office – with dry air and often a lot of stress. For this we sit for hours in front of the computer, eyes fixed on the keyboard and the screen. No wonder our eyes are often strained.