What is Pink Noise and How To Use It For Concentration? Pink noise is a type of sound that contains equal energy per octave. In simple terms, it is a type of noise with more low-frequency energy than high-frequency energy. The term "pink noise" comes from the analogy with the color spectrum, where pink light has lower frequencies than white light. Pink noise is different from white noise, which has equal energy per frequency. White noise sounds like static and has equal intensity across all frequencies, making it sound somewhat harsh and flat to the human ear. The benefit of pink noise lies in its balanced frequency distribution, which makes it useful for various applications: Sound masking: Pink noise can be used to mask background sounds, making it easier to concentrate, relax, or sleep. Its balanced energy across different frequencies helps to cover a wide range of ambient noises without being overly distracting. Testing and calibration: In audio and acoustic testing, pink noise is often used to analyze and calibrate audio equipment and speakers. Its balanced frequency distribution ensures that each frequency band is adequately tested and adjusted. Tinnitus relief: Some studies have suggested that pink noise might help alleviate the symptoms of tinnitus (ringing in the ears) by reducing the perception of the ringing sound. Sleep aid: Pink noise has been linked to improving sleep quality and enhancing deep sleep stages. Listening to pink noise during sleep may help some individuals fall asleep faster and stay asleep longer. Cognitive benefits: There is ongoing research into whether pink noise can improve cognitive functions such as memory and focus. Some studies have indicated that it might have a positive impact on brain activity. Relaxation and meditation: Pink noise is often used in relaxation and meditation practices due to its soothing and calming properties. Try for yourself and let me know how it feels.