The primary goal of this study is to examine how media influences risk perception, constraint recognition, communication behaviors, and propensity to support policies among Taiwanese citizens reliant on mass media to understand relevant details of the annuity reform issue. The researcher conducted a nationwide telephone survey of 1,197 respondents while the Legislative Yuan was processing the annuity reform issue. The results showed that the news attention levels and situational involvement of the public influenced their risk perceptions, constraint recognition, communication behaviors, and propensity to support policies related to annuity reform. Finally, the implications of the results were discussed.