When adrenaline rushes through your body, your blood goes to the places that your body feels need it most. That means that your blood is rushing to your heart, your brain, and possibly various muscles, and to do that it rushes out of your legs and makes them feel more like jelly.
Since acid is a primary cause of ulcers, you want to completely avoid any foods with high acidic content. Among them: alcohol, black and red peppers, chili powder and hot peppers, all of which irritate the stomach lining, and coffee, tea, colas, or chocolate, which can increase the amount of stomach acid.
Foods high in fat may cause discomfort and should be avoided when you have an ulcer, so include dairy foods that are low in fat. Good choices include low-fat or nonfat milk, yogurt or cheese, buttermilk, low-fat ice cream or sherbet. If you do not tolerate dairy foods, soy milk may be an option for you. Milk does not coat the stomach to relieve pain, so it is not necessary to drink large amounts, according to MedlinePlus. Lean Sources of Protein. Also include protein foods that are low in fat to limit gastric irritation.