<s>[INST] Hi, I have been experiencing dizzy spells lately and have never before. I sometimes feel nauseated and have been experiencing stomach pains. My stomach pains hurt more when I am walking. The pain feels like there is something pushing down on my stomach. [/INST] Hi, thank you for posting.I have gone through your query and I understand your concerns.According to your symptoms I can say that you suffer from gastritis. Gastritis is the inflammation of the mucous of stomach.To determine the causes you need:1. Fibrogastroendoscopy.2. Liver function test.3. Abdominal ultrasound.4. Complete blood count5. Urine test.To improve your health condition you should follow these guidelines:1. Eliminate spicy and acidic foods from your diet.2. Do not drink alcoholic drinks, carbonated drinks, coffee and milk.3. Quit smoking(if you do smoke).4. Take proton pump inhibitor medicines such as Omeprazole for 6-8 weeks.Contact your gastroenterologist.Take Care.Dr. Behar. </s>