Healing Sounds: The Power of Harmonics by Jonathan Goldman
This work examines the capacity of sound to affect peoples lives on all levels - physical, emotional, mental and spiritual. The book looks at the transformative and healing powers of harmonics, from both the scientific and spiritual point of view. It explains to readers how to perform vocal harmonics, and contains practical exercises showing how to use sound in healing and meditiation. It also describes how listening to harmonics can be used as sonic yoga for meditation and deep relaxation.