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...ation''', is a form of [[medical therapy]] that uses low-level (low-power) lasers or light-emitting diodes to alter cellular function. Pronounced as /loʊˈl The term "low-level laser therapy" is derived from its use of low-power lasers. The term "laser" is an acronym for "Light Amplification by Stimulated Emis

...rms "excited" and "dimer", indicating the formation of a short-lived dimer in an excited state that is responsible for the laser action. ...ers to a dimer that is formed from two, typically rare gas atoms, which is in an excited state. The term "laser" is an acronym for "Light Amplification b