One form of severe nerve pain is known as sciatica, and occurs when a herniated disk in the lower back causes pain to one or both sciatic nerves, which extend from the lower back to the hips, buttocks and back of the thighs. For the study, the North Carolina co-authors tied sutures l...
Esophageal cancercan cause pain in the middle of the chest and neck; thepain can be aggravated by swallowing. Stomach (gastric) cancercan cause pain in the upper central abdomen and middle back; the pain can be worse during eating; other symptoms can include vomiting blood and black stools[1...