When patients have chronic gastritis with erosion, it may be caused by poor lifestyle, Helicobacter pylori infection, improper use of medication and other reasons. 1. Poor lifestyle: when chronic gastric disease patients do not pay attention to diet, eat a lot of too cold, spicy and irritating food, may stimulate the stomach mucosa, aggravate the inflammation, which may lead to the occurrence of gastric erosion over time, in addition, the patient long time excessive drinking, may also destroy the gastric mucosal barrier triggered erosive gastritis. 2. Helicobacter pylori infection: when the patient’s stomach is infected by pathogens, such as Helicobacter pylori, may cause stimulation of the patient’s gastric mucosa, and may even induce chronic erosive gastritis, some patients with stomach pain, acid reflux, indigestion and other symptoms. 3. Improper use of drugs: If the patient abuses drugs, it may produce adverse damage to the stomach, such as the frequent use of non-steroidal anti-inflammatory drugs and other drugs, will produce adverse stimulation of the gastric mucosa, thus causing chronic gastritis with erosions and so on. It is recommended that patients seek medical examination in time to clarify the cause of the disease and then carry out targeted treatment, and pay attention to observe their own changes in life, such as bleeding in the stomach, severe pain and so on, should seek medical treatment in a timely manner.