Regular Home Use of Dual-light Photodynamic Therapy on Oral Health in Adolescents Undergoing Fixed Orthodontic Treatment

Subjects will receive detailed instructions for the use of Lumoral treatment -device. Subjects will be instructed to use the Lumoral treatment -device and follow the protocol once a day for two months and to keep a diary.

Subjects will receive the latest standard oral hygiene instructions according to the Swedish dental association's guidelines.