Consecutive Waves of COVID-19 in Iran: Various Dimensions and Probable Causes

OBJECTIVE: The coronavirus disease (COVID-19) pandemic has somehow affected the lives of 80% of the world's population. Iran has also experienced numerous outbreaks of this disease. The fifth wave having occurred in August 2021 was one of the most agonizing incidences of the pandemic in the country. METHOD: We reviewed all of publications and govermental statistics about COVID-19 pandemic In Iran between 2019 to 2021. RESULTS: The current study discusses the possible dimensions and causes of successive waves of COVID-19 in Iran, namely, the consequences of a significant delay in vaccination administration in due time, the collective overwhelming fallacy toward immunization, the polypharmacy controversy, inadequate community-based participation in risk reduction, and noticeable decrease in the public's resilience. CONCLUSION: A variety of strategies have been recommended in the article to modify the principal challenges in order to help control the pandemic in the country.