Environment
Your Room Is a Supplement: Air, Light and Temperature for Focus
Before you buy anything, fix the air, light, temperature and clutter around you. The free upgrades most people never make.
Environment
Sound for Focus: Binaural Beats, Brown Noise and the Lyrics Problem
Binaural beats claim to tune your brainwaves and brown noise is everywhere. What the studies say, and how to build a focus soundtrack that works.