The Lagoon Nebula (catalogued as Messier 8 or M8, NGC 6523, Sharpless 25, RCW 146, and Gum 72) is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and has an H II region.
Fundamentally, in terms of practical application it is a healing technique which is designed to restore the body and to enhance its physical capabilities by balancing, revitalizing and retuning bodily energy flows.