What are Natural Bija Sounds?

In this video, Dr. K K Aggarwal, Padma Shri Awardee, Editor-in-chief, IJCP Publications, will talk about natural bija sounds. The sound produced by nature is known as bija sounds. Waterfalls and mountains produce natural sounds. He will explain that in scientific language, chanting of a vowel produces interleukin 2 which is a physical and spiritual healer. The sounds of nature are healing sounds.