Korean Journal of Acupuncture

Table. 2. Table 2

Working area and main symptoms of MM, WAA, MPS and FA

	MM	WAA	MPS	FA
Working area	The twelve-meridian muscle.	Division of six regions based on the pathways of twelve meridians.	Muscles and fascia in trigger points.	Muscles and fascia in trigger points.
Main symptoms	Functional impairments: pain, pulling sensation, spasms, relaxation, distortion, rigidity, and contraction, among others.	Muscle damage in limbs and trunk, various pain-related conditions, and neurological, psychiatric disorders, among others.	Acute and chronic damage to musculoskeletal system muscles.	Localized pain in the limbs, musculoskeletal disorders, referred pain, and craniofacial conditions.