They help to prevent the disease from occurring. The immune system becomes familiar with the pathogen and learns how to fight it. Its the same process with vaccines
The factors that can cause acute gastritis are drinking alcohol, stress, and spicy foods! The patient should go to the emergency room and then your doctor can refer you to where you need to go next. For the treatment they might do an endoscopy. The patient can be treated by medications and a light food diet.
