Dental Caries Causes

Dental caries is produced by the interrelationship of four factors :
1. The susceptible tooth surface (host)
2. Specific microorganisms (bacteria)
3. Fermentable carbohydrates predominantly in the form of sucrose (substrate)
4. Time[1]

Dental Caries Definition

Dental Caries Definition
The World Health Organization defines dental caries as a "localized, post-eruptive, pathological process of external orogin involving softening of the hard tooth tissue and proceeding to the formation of a cavity".[1]
According to Wilkins, dental caries is a disease of the dental calcified structures (enamel, dentin and cementum) which is characterized by decalcification of the mineral components and dissolution of the organic matrix.[2]

Categories of Health Education

As an extension of the lifestyle, health promotion, and health service goals of the 1974 Surgeon General`s Report on Health Promotion and Disease Prevention, 15 major subareas of health were defined.
Health Education is the primary instrument for accomplishing these goals. Essentially all health education issues can be placed into or more of the following categories :