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Sensitive areas of tight muscle fibers can form in your muscles after injuries or overuse. These sensitive areas are called trigger points. A trigger point in a muscle can cause strain and pain throughout the muscle. When this pain persists and worsens, doctors call it myofascial pain syndrome. 1  Symptoms.
Myofascial Therapy (also known as myofascial release therapy or myofascial trigger point therapy) is a type of safe, low load stretch that releases tightness and pain throughout the body caused by myofascial pain syndrome, which describes chronic muscle pain that is worse in certain areas known as trigger points.