Dr. Leon Yoder: The risk factors for stomach cancer are having a previous history of ulcer disease. Also the diets that we eat are going to be risk factors. What kind of diet? Rich in red meats, grease, fried foods, and not keeping enough vegetables, fruits in your diets. Being overweight may be a risk factor as well. Smoking is definitely a risk factor. Overindulgence with alcohol is also a risk factor. A family history of having a similar type of cancer will preclude you to having gastric cancer possibly in the future.
What are the risk factors for stomach (gastric) cancer? Gastroenterologist Dr. Leon Yoder identifies a number of stomach cancer risk factors, including poor diet, in this video.