Stuffiness in the chest area accompanied by nausea and vomiting is considered chronic superficial gastritis, which is more common in gastroenterology. The cause of the disease is mostly related to the infection of Helicobacter pylori, which increases the secretion of gastric acid and manifests itself as discomfort such as loss of appetite, chest tightness and nausea and vomiting. You can go to the hospital for gastroscopy, according to the results of the doctor to develop a treatment plan, observe the changes in the condition, regular diet in life, do not eat spicy and stimulating food. If elderly people have symptoms of chest tightness, nausea and vomiting, they need to be investigated for the possibility of heart disease.