Targeting of Preventive Treatment for Adolescents at Risk of Oral Diseases

Inclusion Criteria: * 14-16 years old, and a junior high school 8th-grade pupil from the area of the Wellbeing Services of County Pirkanmaa * Agreement to participate in the study and to sign a written consent form, including either consent from caregiver(s) with pupils under 14 years, or information to caregiver(s) with pupils from 15 to 16 years old * Able to cooperate with the treatment Exclusion Criteria: * Presence of any physical limitation or restriction that might restrict Lumoral use * Unwilling to participate in the study * Periodontal treatment within 3 months prior to study