Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Exercise Stress Test01:26

Exercise Stress Test

650
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
650
Physiological Foundation of Stress01:24

Physiological Foundation of Stress

247
Stress triggers a coordinated physiological response involving the sympathetic nervous system (SNS) and the hypothalamic-pituitary-adrenal (HPA) axis. This dual activation ensures that the body is prepared for both immediate and prolonged stress management. The process begins with the perception of a stressor. This initial phase activates the SNS, leading to the rapid release of adrenaline (epinephrine) from the adrenal glands.
Role of the Sympathetic Nervous System
Adrenaline triggers the...
247

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Individual differences in brain attention networks: the challenge of indexing temporal change.

Frontiers in cognition·2026
Same author

A Systematic Review and Meta-Analysis on the Impact of Military Foot Marches on Performance-Part 2: Cognitive Performance.

Journal of strength and conditioning research·2026
Same author

Personality, identity, and Artificial Intelligence: a grand challenge.

Frontiers in psychology·2026
Same author

A Systematic Review and Meta-Analysis on the Impact of Military Foot Marches on Performance-Part 1: Physical Performance.

Journal of strength and conditioning research·2026
Same author

Perspectives on Time and Personality: Philip G. Zimbardo (1934-2024) in Memoriam.

Journal of personality·2026
Same author

Event-Related Potentials and executive control deficits in major depression: evidence from the Attention Network Test.

Frontiers in systems neuroscience·2026

Related Experiment Video

Updated: Nov 8, 2025

The Rodent Psychomotor Vigilance Test rPVT: A Method for Assessing Neurobehavioral Performance in Rats and Mice
07:47

The Rodent Psychomotor Vigilance Test rPVT: A Method for Assessing Neurobehavioral Performance in Rats and Mice

Published on: December 29, 2016

12.4K

Performance, Hemodynamics, and Stress in a Two-Day Vigilance Task: Practical and Theoretical Implications.

Samantha L Smith1, William S Helton2, Gerald Matthews3

  • 13968 Michigan Technological University, Houghton, USA.

Human Factors
|April 27, 2021
PubMed
Summary

Practice improves vigilance task performance and reduces stress, but repeated exposure may decrease engagement. Understanding these effects is crucial for operators performing tasks over time.

Keywords:
attentional processesmental workloadneuroergonomicsphysiological measurement

More Related Videos

Evaluation of Commercial-Off-The-Shelf Wrist Wearables to Estimate Stress on Students
12:51

Evaluation of Commercial-Off-The-Shelf Wrist Wearables to Estimate Stress on Students

Published on: June 16, 2018

7.7K
Virtual Reality Experiments with Physiological Measures
07:09

Virtual Reality Experiments with Physiological Measures

Published on: August 29, 2018

12.9K

Related Experiment Videos

Last Updated: Nov 8, 2025

The Rodent Psychomotor Vigilance Test rPVT: A Method for Assessing Neurobehavioral Performance in Rats and Mice
07:47

The Rodent Psychomotor Vigilance Test rPVT: A Method for Assessing Neurobehavioral Performance in Rats and Mice

Published on: December 29, 2016

12.4K
Evaluation of Commercial-Off-The-Shelf Wrist Wearables to Estimate Stress on Students
12:51

Evaluation of Commercial-Off-The-Shelf Wrist Wearables to Estimate Stress on Students

Published on: June 16, 2018

7.7K
Virtual Reality Experiments with Physiological Measures
07:09

Virtual Reality Experiments with Physiological Measures

Published on: August 29, 2018

12.9K

Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human Factors Engineering

Background:

  • Vigilance tasks, or sustained attention, often show performance and cerebral blood flow velocity (CBFV) decline over time.
  • High workload and stress are common in vigilance tasks.
  • Previous research lacked multi-session within-subjects designs measuring CBFV, stress, and workload alongside performance.

Purpose of the Study:

  • To investigate vigilance task performance, CBFV, workload, and stress in a within-subjects, two-session experiment.
  • To examine the impact of practice on vigilance, physiological responses, and subjective experiences.
  • To contribute to theoretical debates on vigilance mechanisms.

Main Methods:

  • Participants completed a vigilance task in two separate sessions.
  • Measures included task performance, CBFV, workload ratings, and self-reported stress.
  • A within-subjects design was employed to compare performance across sessions.

Main Results:

  • Within-session performance followed the typical vigilance decrement.
  • Across sessions, overall performance improved, yet the time-on-task decrement persisted.
  • Mean CBFV and workload did not differ between sessions; however, participants reported reduced distress and worry in session two.

Conclusions:

  • Practice may enhance vigilance performance and lower stress without altering the fundamental vigilance profile.
  • Repeated exposure to vigilance tasks might negatively impact operator engagement and potentially increase mind-wandering.
  • Findings suggest practice benefits stress reduction but warrants further investigation into engagement declines.