Is tooth decay contagious?

Dental caries is not contagious. First of all, dental caries is not an infectious disease. Dental caries is also called dental caries. It is a hard tissue disease caused by bacterial infection. It is an infectious disease. Therefore, dental caries is not contagious. Dental caries should be filled as much as possible in the early stage of tooth decay. Otherwise, inflammation may further infect the dental nerve and cause inflammation of the dental nerve. If the symptoms of pulpitis are shown, there will be obvious cold and hot stimulation pain, excitation pain and night pain, etc., root canal treatment of teeth needs to be carried out as soon as possible, otherwise it may cause dental nerve inflammation or apicitis, and even cause serious symptoms.