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Study identifier: NCT07276191 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

UL Smile: A Mobile Health Application to Promote Oral Health in Portuguese Adolescents

Condition: Oral Health Care · Oral Health Behavior Change · Oral Health Self-efficacy  ·  Sponsor: University of Lisbon

PhaseNA
Planned participants150
Who can joinAll sexes, 15 Years to 19 Years
Healthy volunteersYes

About this study

This study is part of a doctoral research project in Oral Health Sciences and Technologies, with a specialization in Dental Hygiene, at the Faculty of Dental Medicine, University of Lisbon. With the advancement of technology, smartphones and mobile applications (apps) have become an integral part of daily life, especially among adolescents and young adults, who are the main users of these devices. In 2023, global app downloads reached an estimated 257 billion, including a growing number of health-related apps, known as Mobile Health or mHealth, and, more specifically, apps targeting oral health. Oral diseases, such as dental caries and periodontal disease, remain a major public health issue due to their high prevalence and impact on quality of life. Although these conditions are preventable, the adoption and maintenance of healthy behaviors continues to be challenging. Mobile apps may serve as an effective complement to oral health consultations, promoting motivation, adherence to recommendations, and communication with healthcare professionals. Despite the increasing availability of oral health apps, evidence regarding their effectiveness is still limited. Many of these tools lack scientific rigor and fail to adequately meet users' needs. In this context, an original Portuguese-language mobile application for promoting oral health was developed, based on current scientific evidence and preliminary exploratory studies involving adolescents and oral health professionals. T…

This description comes directly from the study's public registry record.

Talk to the study team

Joana F Costa, MSc, PhD student  ·  +351 21 792 2600  ·  joanac@edu.ulisba.pt

Sónia Mendes, PhD  ·  +351 21 792 2600  ·  soniaborralho@edu.ulisboa.pt

Always discuss trial participation with your own doctor first.

Locations (1)

Faculty of Dental Medicine, University of LisbonLisbon, Lisbon District, PortugalRecruiting

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Source record: clinicaltrials.gov/study/NCT07276191