Study design
This randomised single-blinded controlled trial followed a parallel design, it had three arms and participants were recruited online via sharing the advertisement material and the link to the consent form on social media platforms (Facebook, Instagram and WhatsApp®). The study is registered in the Lebanese Clinical Trials registry (LBCTR2022045031). The questionnaires were filled via Google Forms, and the intervention content for all the groups was communicated via WhatsApp®. A detailed description of the study methodology is provided in the online supplementary material.