Hello I had gone through your question and I can understand your concern this could be gastritis, peptic ulcer or stomach cancer hiatus hernia if you can upload me a complete medical history I will be able to guide you better you should consult your GP for recording of blood pressure and base line investigations meanwhile you can take omeprazole group of drugs with antacids avoid smoking and alcohol have plenty of fluids, fresh fruits milk and juices avoid fatty fried spicy and junk food or carbonated drinks Hope this helps you best wishes