The last but not the least important sign one has to consider when trying to identify the stomach cancer is the so-called low-grade fever. It appears as the result of our immune system trying to resist the external factors, harmful for our health. In most cases of the stomach cancer, the patients face pretty low body temperatures. It happens because of the malignancy around the stomach. However, the expert should compare the symptom to the similar symptom typical for many other health conditions before making a conclusion.