Sustained PM2.5 exposure ups depression risk: Study

The burden was highest among urban metro residents, people aged 40-49 years, and those from lower-income groups. Regionally, pollution-linked depression showed stronger associations in eastern India, while anxiety was more prominent in the western region. Risks also peaked during the post-monsoon season, when pollution levels typically rise. he study went beyond overall PM2.5 levels to examine individual chemical constituents of air pollution.