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Related Experiment Videos

Impulsivity in obese women.

Chantal Nederkoorn1, Fren T Y Smulders, Remco C Havermans

  • 1Department of Experimental Psychology, Maastricht University, The Netherlands. c.nederkoorn@psychology.unimaas.nl

Appetite
|June 20, 2006
PubMed
Summary

Obese individuals may struggle more with resisting food temptations due to higher impulsivity. This study found obese women were more impulsive on a behavioral task, but not self-report measures, suggesting a complex relationship between obesity and self-control.

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Area of Science:

  • Behavioral Psychology
  • Obesity Research
  • Neuroscience

Background:

  • Modern environments promote overeating, making self-control crucial for weight management.
  • Impulsivity is hypothesized to hinder resistance to overeating, potentially contributing to obesity.

Purpose of the Study:

  • To investigate the hypothesis that obese individuals exhibit higher levels of impulsivity compared to lean individuals.
  • To explore the relationship between obesity and different facets of impulsivity.

Main Methods:

  • A behavioral measure and three self-report questionnaires assessed impulsivity.
  • Participants included 31 obese women and 28 lean women from the general population.

Main Results:

  • Obese women demonstrated significantly higher impulsivity on the latter stages of the behavioral task.

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  • No significant differences in impulsivity were found between obese and lean women on self-report measures.

    • Conclusions:

    • Obesity may be associated with specific behavioral manifestations of impulsivity, particularly in response to temptation.
    • Self-report measures may not fully capture the behavioral impulsivity differences relevant to obesity.