Factors affecting Saudi medical students' engagement during synchronous and asynchronous eLearning and their impacts on the students' academic achievement: a national survey.

Background: Nowadays, especially after the COVID-19 pandemic, electronic learning (eLearning) has become a necessity in education. eLearning can be either synchronous, where classes are conducted in real-time, or asynchronous, where students can access the class material at any time. Student-instructor interaction has become essential to the educational process.

An Updated Review on Atrophic Rhinitis and Empty Nose Syndrome.

Atrophic rhinitis (AR) is a rare clinical condition affecting the nasal mucosa. It is characterized by progressive nasal congestion and thick, bothersome nasal secretions. In this narrative review, pathogenesis, differences between the 2 types of AR, new management modalities, and the impact of management on lifestyle have been highlighted.