Changes in Self-other Boundaries Modulate Children's Body Image Attitudes
Overview
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One's own face is a key distinctive feature of our physical appearance, yet multisensory visuo-tactile stimulation can alter self-other boundaries, eliciting changes in adult's self-face representation and social cognition processes. This study tested whether changing self-face representation by altering self-other boundaries with the enfacement illusion modulates body image attitudes toward others in 6-11-year-old children ( = 51; 31 girls; predominantly White). Across all ages, congruent multisensory information led to stronger enfacement (η = 0.06). Participants who experienced a stronger enfacement illusion showed preference for larger body size, suggesting increased positive body size attitudes. This effect was stronger in 6-7-year-olds compared to 8-9-year-olds. Thus, blurring self-other boundaries successfully modulates self-face representation and body image attitudes toward others in children. Our results suggest that increased self-resemblance through self-other blurring resulting from the enfacement illusion may reduce social comparisons between self and other and result in positive body size attitudes.
Golbabaei S, Borhani K Sci Rep. 2024; 14(1):25146.
PMID: 39448705 PMC: 11502863. DOI: 10.1038/s41598-024-76731-0.