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Consumption Simulations Induce Salivation to Food Cues
Mike Keesman1, Henk Aarts1, Stefan Vermeent1
1Department of Psychology, Utrecht University, Utrecht, the Netherlands.
Plos One
|November 8, 2016
Summary
Food cues increase salivation, especially when attractive. This response is driven by consumption simulations, preparing the body to eat, according to grounded cognition theory.
Area of Science:
- Psychology
- Neuroscience
- Physiology
Background:
- Salivation to food cues is often viewed as a simple stimulus-response mechanism.
- Attractive food cues elicit stronger salivation, suggesting a more complex psychological basis.
Purpose of the Study:
- To investigate the role of consumption simulations in salivary responses to food cues.
- To test the grounded cognition perspective on appetitive processes.
Main Methods:
- Two experiments exposed participants to attractive, neutral, and sour foods, and a non-food object.
- Salivation was measured during exposure, with participants either instructed to simulate eating or merely look.
- Post-exposure ratings assessed simulation intensity and desire to eat.
Main Results:
- Foods, particularly attractive or sour ones, increased salivation compared to non-food objects.
- Instructed consumption simulations amplified salivation to attractive and sour foods.
Conclusions:
- Consumption simulations play a significant role in generating salivary responses to food cues.
- Findings support the grounded cognition perspective on how the brain processes food stimuli.
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