Healing sound that combines natural sounds and beautiful piano melody. Healing music is music that can be expected to have relaxing effects such as healing and a sense of security due to the resting alpha wave and the comfortable rhythm "1 / f fluctuation". Healing music has the effect of turning brain waves into alpha waves and adjusting the autonomic nerves. In addition, "1 / f fluctuation" slows down the pulse rate, allowing you to breathe deeply naturally, and you can expect a relaxation effect. The effects of healing music have also been scientifically proven, so healing songs are often used as background music, for example, in peak station premises, hospital waiting rooms full of anxiety and tension, and stress-prone offices. It seems.