September 10, 2025PsychophysiologyOpen Access

Leftists and Rightists Differ in Their Cardiovascular Responses to Changing Public Opinion on Migration

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Preregistered study reveals politicized cardiovascular responses to shifting public opinion on migration.

Leftists exhibited cardiovascular patterns indicating challenge while rightists showed patterns indicative of threat.
Study measured responses of 203 Dutch students, revealing significant differences in reactivity to public opinion changes.
Electrocardiography and impedance cardiography data highlighted the connection between ideology and physiological responses.
Findings suggest that larger ingroup sizes can act as a resource against stress related to contentious issues.

Long et al. (2025) studied this question.

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