H. pylori positivity is contagious and may be transmitted to family members. However, with effective measures, transmission can be prevented. H. pylori can be transmitted through the digestive tract, the patient’s feces, and saliva. H. pylori infection can be easily caused when eating with a patient without using communal chopsticks or when sharing a set of utensils with a patient. H. pylori is a kind of bacteria that belongs to gastrointestinal tract infection and is highly contagious. If you are tested positive, you should separate the use of tableware from your family members and wash your hands before meals. And H. pylori can cause gastritis and possibly atrophic gastritis. The treatment of Helicobacter pylori is mainly quadruple therapy, in the course of treatment, the diet is light, eat more fresh fruits and vegetables, do not eat spicy and stimulating food. When treating H. pylori, you need to avoid sharing utensils with your family. Helicobacter pylori is not heat-resistant, so it is necessary to sterilize the tableware or clothing used by the patient with high temperature.