想要和喜欢的基于状态的变化的预测者
Richard J Stevenson1, Heather M Francis2, Alannah Hughes1
1Department of Psychology, Macquarie University, Sydney, NSW, 2109, Australia.
Appetite
|June 21, 2023
概括
吃饭后,对食物的渴望比享受更减少,这种效应是由记忆解释的. 记住食物的回忆 食物的回忆
科学领域:
- 神经科学与行为学
- 调节食欲 调节食欲是什么意思
- 食物心理学 食物心理学
背景情况:
- 饥饿驱动食物的寻找和消费,通常导致积极的经历.
- 在消费后,欲望 (想要) 和享受 (喜欢) 都会减少,而想要则会显著下降.
- 这种现象被称为"情感差异效应",强调了快乐回应的分歧.
研究的目的:
- 调查基于状态,感官和基于记忆的预测者对食物想要和喜欢的情感变化的情感变化.
- 了解记忆的作用,特别是对食物充实感的回忆,在情感差异效应中的作用.
- 探索记忆如何影响食物摄入的启动.
主要方法:
- 参与者完成了评估食物渴望,喜欢,身体状况和餐前和餐后书面回忆的任务.
- 任务包括评价零食的可取性,口味的喜好和感知到的腹感,以及回忆吃饭经历.
- 餐前和餐后的数据进行了比较,以分析情绪状态的变化及其预测因素.
主要成果:
- 喜欢食物的变化主要是由喜欢味道的变化预测的.
- 基于国家对食物需求的变化被基于记忆的关于口味喜好和丰度的信息显著预测.
- 增加对饭后食物充实感的回忆最好预测了情感差异效应,这表明记忆对渴望的影响.
结论:
- 记忆,特别是对食物充实感的突然回忆,在调节食物渴望方面发挥着至关重要的作用.
- 情感差异效应的部分原因可能是状态依赖的记忆影响了对食物的欲望.
- 记忆有选择性地影响欲望,可能会影响关于开始或继续摄入食物的决定.
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