The philosophy of prevention in all medical professions is increasing from a global perspective. In fact, prevention of chronic non-communicable diseases, the major bur- den of illness and disability in almost all countries in the world, has been strengthened in recent years.1 The mo- tivation is to ensure a better quality of life for people and to reduce public health expenditures.
In dentistry, periodontitis is one of the major chronic non-communicable diseases. World experts in periodon- tics and science have published several principles re- garding the prevention of periodontal diseases.
