stomach ulcer, bloating, man with abdominal pain suffering at home, symptoms of gastritis, diseases of the digestive system

abdomen abdominal ache belly bellyache bloated bloating bowel cholecystitis chronic constipation diarrhea digestion digestive disease dyspepsia gastric gastritis gastrointestinal griping gut heartburn ileus illness indigestion infected infection inflammation inflammatory injury liver male man nausea organ pain painful pancreatic pancreatitis people poisoning sickness soreness spasm stomach stomachache treatment ulcers unwell vomiting