Since colors are the result of differing wavelengths of light, which is to say energy at various frequencies, this technique operates on the assumption that as the human body is composed of energy it can be vitalized and healed through the additive application of additional energy provided that the energy is applied in the appropriate form.
Akkad (city) (Wikipedia) Akkad was the capital of the Akkadian Empire, which was the dominant political force in Mesopotamia during a period of about 150 years in the last third of the 3rd millennium BC.