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Related Experiment Video

Updated: Mar 20, 2026

The Trier Social Stress Test Protocol for Inducing Psychological Stress
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Stronger cortisol response to acute psychosocial stress is correlated with larger decrease in temporal sensitivity.

Zhuxi Yao1, Liang Zhang2, Caihong Jiang3

  • 1Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing, China; University of Chinese Academy of Sciences, Beijing, China.

Peerj
|June 4, 2016
PubMed
Summary
This summary is machine-generated.

Acute stress impacts time perception. While group averages showed no change, individuals with higher cortisol responses exhibited reduced temporal sensitivity, indicating a personalized effect of stress on time judgment.

Keywords:
Acute stressCortisolTemporal bisectionTemporal sensitivityThe Trier Social Stress TestTime perception

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Area of Science:

  • Cognitive Neuroscience
  • Psychophysiology
  • Stress Research

Background:

  • Time perception is crucial for cognition and behavior.
  • Stress is known to affect time perception, but the precise relationship remains unclear.
  • Investigating the link between stress responses and temporal processing is essential.

Purpose of the Study:

  • To examine the relationship between stress-induced cortisol response and time perception.
  • To determine if acute stress alters subjective duration or temporal sensitivity.
  • To explore individual differences in stress reactivity and their impact on time perception.

Main Methods:

  • Healthy young males underwent the Trier Social Stress Test (TSST) or a control condition.
  • Time perception was assessed using a temporal bisection task before and after the TSST.
  • Salivary cortisol, heart rate, and subjective affect were measured to quantify stress response.

Main Results:

  • The stress group showed elevated cortisol, heart rate, and negative affect compared to controls.
  • No significant group differences were found in subjective duration or temporal sensitivity.
  • A positive correlation was observed between cortisol response and decreased temporal sensitivity (increased Weber ratio).

Conclusions:

  • Acute stress does not significantly alter time perception at a group level.
  • Individual differences in cortisol reactivity predict changes in temporal sensitivity.
  • Stronger cortisol responses to stress are associated with reduced temporal sensitivity.