在暴饮暴食和肥胖症中剖析隐含的与食物相关的行为:来自移动方法避免框架的见解
Enrico Collantoni1,2,3, Valentina Meregalli4, Umberto Granziol4
1Department of Neuroscience, University of Padua, Padova, Italy.
Frontiers in psychology
|October 24, 2024
概括
与对照组相比,患有暴饮暴食障碍 (BED) 的患者显示出更快的自动倾向,接近高卡路里和低卡路里食物. 这种对食物的偏见可能会导致暴饮暴食和不健康的饮食习惯.
科学领域:
- 心理学 心理学 心理学
- 神经科学是一个神经科学.
- 行为科学 行为科学
背景情况:
- 狂欢饮食障碍 (BED) 的特点是食欲发作,可能是由增加的行为驱动力来接近食物刺激来维持的.
- 了解自动接近-避免倾向对于阐明BED和肥胖症背后的机制至关重要.
研究的目的:
- 调查BED患者对食物刺激的自动接近-避免倾向.
- 为了比较患有BED的患者,没有BED的肥胖患者和正常体重的个体的这些趋势.
主要方法:
- 使用移动接近-避开任务来评估反应时间.
- 参与者 (23 个床位, 17 个肥胖, 32 个正常体重) 需要接近或避免高热量食物 (HCF),低热量食物 (LCF) 和中性物体.
主要成果:
- 在群体,运动类型和刺激之间发现了显著的相互作用.
- 所有组都显示出对HCF的方法偏差.
- 患有BED和健康对照的患者接近LCF,与没有BED的肥胖个体不同. BED患者对所有食物刺激的接近速度更快.
结论:
- 患有BED的患者表现出更高的行为倾向,接近食物刺激,包括高热量和低热量选择.
- 这些发现与现实世界的饮食行为保持一致,并可能在维持肥胖的BED和高热量饮食中发挥作用.
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