You are being treated for heartburn or hiatal hernia, and you feel sudden chest or stomach pain, have difficulty swallowing, are vomiting, or are unable to have a bowel movement or pass gas; you may have a hernia that has become obstructed or strangulated, which are emergencies.
One strong possibility for your symptom is gall bladder stones and cholesterol deposits within the gall bladder which can cause sharp pain. Getting an ultrasound of the upper abdomen done in a walk in clinic or the ER will confirm the diagnosis.
8. Another muscle which can be tight when you have lower back pain is the piriformis, a muscle in your butt. The stretch below is really effective in stretching this muscle, and very easy to do. To carry out the exercise, lie on your back and cross the right ankle over the left knee.