Myofascial pain syndrome (MPS) is a common skeletal disorder in which muscle pain and tenderness occurs in certain areas. It is characterized by the presence of several myofascial trigger points (MTrPs). These are “hyperirritable nodules along a taut band within a skeletal muscle” and can be easily identified by trained therapists. Trigger points may be latent or active. Active trigger points cause spontaneous pain as well as “referred pain,” i.e….