Predicting perceived quality of life through social trust, physical activity, and sense of happiness in Iran: Moderating role of gender.

Background And Aims: In Iran, few studies have addressed the moderating effect of gender on determinants of quality of life. This study aimed to determine the effect of social trust, physical activity, and sense of happiness on the perceived quality of life, considering the moderating role of gender.

Methods: This was a population-based cross-sectional study.

The role of risk perception, risk communication, and demographic factors in COVID-19 preventive behaviors: an online survey in Iran.

Objectives: This study investigated preventive behaviors toward coronavirus disease 2019 (COVID-19) and related factors in a Kurdish Iranian sample.

Methods: This online survey was conducted among the population aged 18 and above in Kermanshah Province, in western Iran, in April 2020. Samples were invited and recruited through social media.