 The study examined the relationship between perceived severity of the COVID-19 pandemic, cyber-condria, depression, anxiety, and stress in individuals during lockdowns. The results showed that higher perceived severity of the pandemic was associated with increased symptoms of depression, anxiety, and stress, which were partially mediated by cyber-condria. Individuals with negative lockdown experiences experienced a more severe impact on mental health due to the COVID-19 pandemic. This article was authored by Lehan, Yenru Zhang, Weizili, and others.