顔をしかめるのはやめましょう、本当です:情報の真実性を判断した後、皺眉筋活動の低下は肯定的な感情の高まりを示す
Annika Stump1, Torsten Wüstenberg2, Andreas Voss3
1Institute of Psychology, University of Freiburg, Freiburg im Breisgau, Germany.
Cognition & emotion
|January 14, 2026
まとめ
情報が真実であると判断すると、顔の筋肉の弛緩によって示される肯定的な感情反応が引き起こされる。この発見は、感情と一致した判断仮説を支持し、陳述の繰り返しや確信度に関係なく成り立つ。
科学分野:
- 心理学
- 認知科学
- 感情科学
背景:
- 感情は判断に影響を与えるという感情は情報理論を示唆しています。
- 肯定的な(否定的な)感情は、より肯定的な(否定的な)判断につながります。
- 先行研究では、感情と一致した真実の判断が示されています。
研究 の 目的:
- 情報が真実であると判断することが肯定的な感情反応を生み出すかどうかを調査すること。
- 真実効果の感情的側面を探求すること。
- 真実の判断に関連する顔面筋活動を調べること。
主な方法:
- 75人の参加者による真実効果の研究。
- 参加者は、2つのフェーズ(10分および1週間)にわたって120の文の真実性を判断しました。
- 判断後の筋電図(EMG)を使用して、自発的な顔面反応を測定しました。
主要な成果:
- 参加者は偽であると判断した文よりも真であると判断した文に対して、皺眉筋の弛緩を示しました。
- これらの顔面反応は、肯定的な感情の増加を示唆しています。
- 陳述の繰り返しや主観的な確信度に関係なく、真実の判断が顔面活動に与える影響は独立していました。
結論:
- 情報が真実であると判断することは、顔面筋の弛緩によって証明される肯定的な感情反応と関連しています。
- これは、感情と一致した判断仮説に対する経験的サポートを提供します。
- 真実効果の感情的側面は堅牢であり、馴染みや確実性によって調節されません。
関連する概念動画
The Influence of Affect on Cognition
265
Positive affect significantly influences cognitive processes, including evaluation, memory, creativity, and social judgments. Compared to negative affect, positive emotional states promote more favorable interpretations of stimuli, cognitive flexibility, and heuristic processing. These effects highlight emotions' powerful role in shaping how individuals perceive, remember, and interact with the world.Influence on Evaluation and AttributionWhen individuals experience positive affect, they are...
265
Facial Feedback Hypothesis
588
Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...
588
The Influence of Cognition on Affect
187
Cognition plays a pivotal role in shaping emotional experiences, as demonstrated by Schachter and Singer’s two-factor theory of emotion. According to this model, emotion arises from a combination of physiological arousal and cognitive interpretation. The body’s physiological response to stimuli is ambiguous and only gains emotional significance through cognitive labeling. For instance, an increased heart rate and adrenaline surge while standing near an attractive person may be...
187
Lazarus's Cognitive Appraisal Theory
1.7K
Cognitive psychologist Richard Lazarus proposed the cognitive-mediational theory of emotions, which emphasizes how individuals' assessments of stressors significantly affect their experience of stress. According to Lazarus, the stress response is determined by a two-step appraisal process: primary appraisal and secondary appraisal. These cognitive appraisals help individuals evaluate the potential impact of a stressor and determine the adequacy of their coping resources.
Primary Appraisal:...
Primary Appraisal:...
1.7K
Motivational Bias
313
Cognitive bias results from limitations in thinking and information processing, leading to systematic errors in judgment. Conversely, motivational bias stems from personal desires or emotions, causing distortions in perception to align with self-interest. Motivational bias influences how individuals perceive and attribute causes to events, often shaped by personal needs, goals, and self-esteem preservation. This bias can distort judgment, leading to inaccurate assessments of success, failure,...
313
Cognitive Theories: Schachter-Singer Theory of Emotion
1.5K
Stanley Schachter and Jerome Singer proposed the two-factor theory of emotion, which emphasizes the interplay between physiological arousal and cognitive labeling in forming emotional experiences. This theory suggests that emotions are not simply a result of physiological responses but rather a combination of these responses and the individual's cognitive interpretation of them.
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
1.5K


