Because we have only one pair of eyes and they are very important because of obtaining information from the world around for us, we invited a specialist on this topic. The real ambassador, Petr Gacka, will tell us about light and its effects on human at saturday. We will address the issue of artificial lighting and its adverse effects on humans, such as headache, burning eyes, visual impairment, and others. You will learn how these problems can be solved just by employment increased eye strain – a tattoo, administration, health… More here.