The Psychological Benefits of COVID-19 Vaccination

This study evaluates the extent to which COVID-19 vaccination affects population mental health. Exploiting within-state and within-survey week variation in number fully vaccinated per 10 million people, I uncover favorable effects of on individuals’ psychological well-being. Particularly, a 100% increase people makes individuals 0.24, 0.23, 0.12, 0.14 percentage points less likely experience anxiety, worry, displeasure, depression daily basis, respectively. The probability having at least one four symptoms (anxiety, depression) every day also reduces by 0.27 points. calls for expansion vaccine coverage, especially disproportionately affected communities.