This is because the system of sharing meals is easy to spread diseases, and the coming and going of chopsticks opens the door for the spread of germs. Many people are positive for Helicobacter pylori, which is the best evidence. Droplet transmission and contact transmission are the main transmission routes in COVID-19. The World Health Organization also said that 60% of the factors affecting health are related to lifestyle and behavior.
Helicobacter pylori is a chronic infectious pathogen with a high infection rate worldwide. It is a kind of micro-anaerobic bacteria, which will parasitize in the stomach and attach to the gastric mucosa and intercellular space. It not only causes certain damage to gastric mucosa, but also is an important pathogenic factor of chronic gastritis and gastroduodenal ulcer, which is closely related to the occurrence of gastric cancer and gastric mucosa-associated lymphoid tissue lymphoma. The World Health Organization has listed it as a pathogenic factor.