This document discusses biohacking techniques for improving sleep quality. It introduces biohacking as making lifestyle changes to optimize biological functions like sleep. Specific techniques discussed include: banning blue light by using blackout curtains and amber lights; using sleep apps with relaxing sounds; getting daily sunlight exposure or using a light therapy box; and incorporating sleep-promoting foods like cherries, salmon and bananas into meals. The goal is to help the reader overcome insomnia and other sleep issues naturally through simple biohacks.