These changes or mutations can be inherited or they can be acquired during a lifetime. DNA mutations related to stomach cancer are usually acquired. Acquired risks can be the result of either bad luck during natural cell replication or by exposure to cancer-causing factors. Substances in foods, such as fruits and vegetables, may de-activate these agents. Individuals who are male and age 50-plus.
Men are twice as likely as women to develop stomach cancer.
Individuals who are in their 50s and 60s represent the largest population of stomach cancer. Individuals with excessive exposure to tobacco and alcohol. This abuse is particularly high risk for cancer of the upper stomach closest to the esophagus. This may be due to a change in the stomach's chemical balance after surgery. This damage may lead to a precancerous change in the stomach lining.