Workouts of up to 400 sit - ups or crunches in a session are also implicated breathing problems (asthma, sleep apnoea and panic attacks) by the cinched - in upper abdomen disabling the downward excursion of the diaphragm. (simplebackpain.com)
Your throat, chest, and upper abdomen regions feel a kind of burning sensation which is known as heartburn. (doctor-info.website)
25) A patient sustains severe blunt trauma to the left upper abdomen and requires surgery. (aama-ntl.org)