There is no typical cardiogenic chest
pain, which is crushing precordial
pain radiating to the jaw,
arm and neck, relieved with sublingual nitrates. other possibilities for the muscle spasms can be chest injuries, previous chest surgery, possible culprit, any history of athletics, stress fractures , pulled chest muscles. Fibromyalgia is an important condition of chronic fatigue which causes severe muscle pain, with muscle spasms in chest.