Light is life: it is indispensable for vision, perception, comfort, for life itself. The entire human body needs light: millions of sunbathers encompassed with light experience on the whole body the beneficial effects of light.Would you like to live a healthier, better life even in your old age? Would you like to see your children and grandchildren grow up and take an active part in their upbringing? Would you like to feel full of zip from hair...