Hedron BioTech Lite BlueBlockersThrough evolution, we have become adapted to diffused sunlight including high energy UV and high energy visible light, which keeps us on constant high alert, always in fight or flight mode and under permanent stress. We have developed a method for transforming these types of light into a more beneficial source for our bodies. INTRODUCING. The Hedron BioTech Lite BlueBlockers with 99. 3% blue light blockage PLUS radiation shielding! Exposure to