Attention Affecting Response Inhibition in Overweight Adults with Food Addiction

Xiaotong Liu, Guangying Pei, Jiayuan Zhao, Mengzhou Xu, Lizhi Cao, Jian Zhang, Tiantian Liu, Jinglong Wu, Shintaro Funahashi, Lei Ding*, Li Wang*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Food addiction is associated with attention bias and response inhibition deficits, while the relationship between these two domains is unclear. Participants with body mass index (BMI) ≥ 25 and exhibiting food addiction behaviors (FA group, n = 20) were compared with healthy controls (HC group, n = 23). We examined attention-inhibition mechanisms using resting EEG microstate analysis, food-cue-evoked event-related potentials (ERPs), and non-food Go/No-Go tasks. Overweight individuals with food addiction behaviors demonstrated attentional deficits, as indicated by abnormalities in microstate D and the P100 component. Importantly, both microstate D and the P100 component significantly predicted No-Go performance, linking neurophysiological markers to behavioral inhibition. This study suggests that attention bias may be an important interaction factor of response inhibition, providing novel mechanistic insights into food addiction.

Original languageEnglish
Article number180
JournalBiosensors
Volume15
Issue number3
DOIs
Publication statusPublished - Mar 2025

Keywords

  • EEG microstate
  • attention
  • food addiction
  • obesity
  • overweight
  • response inhibition

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