“…These mechanisms involve party-based trust biases, which result in a weaker sense of political community that can raise the possibility of increased levels of hostility between people with different political orientations and promote feelings of uncertainty about who can represent their views ( Lin & Yan, 2022 ). In this context, a growing body of evidence supports the resulting phenomenon of “the health cost of politics” ( Smith, 2022 ; Smith et al, 2019 ), “political depression,” and “election stress disorder” ( Chang & Meyerhoefer, 2023 ; Hoyt et al, 2018 ; Krupenkin et al, 2019 ; Pitcho-Prelorentzos et al, 2018 ; Roche & Jacobson, 2019 ; Simchon et al, 2020 ; Tashjian & Galván, 2018 ). As older people have stronger feelings of psychological attachment to an ideological in-group upon accepting relevant party cues ( Devine, 2015 ), those engaged in political groups are more likely to be influenced by politics, thereby developing depression, compared to those who engage in nonpolitical groups.…”