Analysis of Quality, Usefulness, Reliability, Visibility, and Popularity of Videos about Dental Caries on YouTube: A Cross-sectional Analysis.

Objectives: YouTube is the most popular social media and is widely used to access dental and oral diseases information. Nonetheless, the quality of online health information remains a problem. This study aimed to analyze the quality, usefulness, reliability, visibility, and popularity of YouTube videos about dental caries as a source of information.