
https://www.youtube.com/watch?v=Y2fddLn-u-E
Did you know During sleep, your brain does not fully “turn off.” The auditory system still monitors sound for changes. Sudden noises, like a door slam, car horn, dog bark, or phone buzz, can trigger micro-arousals, brief shifts toward lighter sleep that you may not remember but that can fragment sleep. Introducing Brown noise that may help by raising the room’s baseline sound floor. When the background is steady, sudden sounds stand out less.