The development in digital screen technology has exponentially increased in the last decades. and many of today’s electronic devices use light-emitting diode (LED) technology producing very strong blue light (BL) waves. Long-term exposure at LED-BL seems to have an implication in the dehydration of the epidermis. in the alterations of shape and number of the keratinocytes. https://cuttingedgecutleryco.shop/product-category/spear/