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

Competition02:34

Competition

25.3K
When organisms require the same limited resources within an environment, they may have to compete for them. Competition is a net-negative interaction. Even if two competing individuals or populations do not interact directly, the overall fitness of both competitors is lowered as a result of not having full access to the limited resource.
25.3K
Exercise Stress Test01:26

Exercise Stress Test

1.8K
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
1.8K
Social Facilitation01:04

Social Facilitation

36.7K
Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.
36.7K
Introduction to Stress and Lifestyle01:27

Introduction to Stress and Lifestyle

787
Stress is a multifaceted response to events perceived as challenging or threatening, highlighting physical, emotional, cognitive, and behavioral reactions. Physically, stress can lead to fatigue, sleep disruptions, and various health issues such as frequent colds, chest pains, and nausea. Emotionally, it can manifest as anxiety, depression, irritability, and anger triggered by both minor and major life events. Cognitively, it may result in difficulty in concentration, memory, and...
787
Stress Concentrations01:13

Stress Concentrations

751
The concept of stress concentration is crucial for understanding how materials respond under bending stresses, particularly when there are irregularities or discontinuities in the material's geometry. Normally, stress in a symmetric member subjected to pure bending is assumed to be uniformly distributed across the entire cross-section. However, this assumption does not hold when there are variations in the cross-sectional geometry or the presence of notches and holes.
The stress...
751
Stress Concentrations01:24

Stress Concentrations

767
Stress concentration is when stress intensifies near discontinuities such as holes or abrupt cross-sectional changes in a structural member. This localized stress can often surpass the average stress within the member. The stress distribution in flat bars, either with a circular hole or varying widths connected by fillets, can be determined experimentally using a photoelastic method. The results are based on ratios of geometric parameters like the ratio of the hole's radius to the smaller...
767

You might also read

Related Articles

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

Sort by
Same author

The Role of Y Balance Test Execution Time in Detecting Chronic Ankle Instability.

Journal of strength and conditioning research·2026
Same author

Metabolic, Cardiovascular, and Stress Biomarker Adaptations to Breath-Hold Training in a National-Level Swimmer: A Signal-Generating Single-Case Study.

Journal of functional morphology and kinesiology·2026
Same author

Sustainable Athletes' Career Pathways and Mental Health Support: An Integrative Umbrella Review.

Sports (Basel, Switzerland)·2026
Same author

Take-Off Velocity and Trunk Inclination Enhance Countermovement Jump Assessment in Older Women.

Journal of strength and conditioning research·2026
Same author

Comparable blood pressure reductions after indoor and outdoor walking exercise.

Biology of sport·2026
Same author

Rethinking Warm-Up in Overhead Exercise: Acute Shoulder Responses to a Strength- and Mobility-Oriented Protocol in Youth Athletes.

Sports (Basel, Switzerland)·2026

Related Experiment Video

Updated: Mar 19, 2026

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

8.0K

Stress related changes during TeamGym competition.

Roberta DE Pero1, Giuseppe Cibelli, Cristina Cortis

  • 1Department of Human Movement and Sport Science, University of Rome "Foro Italico", Rome, Italy - mariafrancesca.piacentini@uniroma4.it.

The Journal of Sports Medicine and Physical Fitness
|June 11, 2016
PubMed
Summary

Elite TeamGym athletes experience increased salivary alpha-amylase and state anxiety during competition, impacting performance. Salivary cortisol levels remained stable, suggesting a specific stress response in this technical sport.

More Related Videos

Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity
07:32

Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity

Published on: February 10, 2016

10.0K
Non-invasive Assessments of Subjective and Objective Recovery Characteristics Following an Exhaustive Jump Protocol
08:21

Non-invasive Assessments of Subjective and Objective Recovery Characteristics Following an Exhaustive Jump Protocol

Published on: June 8, 2017

8.2K

Related Experiment Videos

Last Updated: Mar 19, 2026

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

8.0K
Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity
07:32

Use of Galvanic Skin Responses, Salivary Biomarkers, and Self-reports to Assess Undergraduate Student Performance During a Laboratory Exam Activity

Published on: February 10, 2016

10.0K
Non-invasive Assessments of Subjective and Objective Recovery Characteristics Following an Exhaustive Jump Protocol
08:21

Non-invasive Assessments of Subjective and Objective Recovery Characteristics Following an Exhaustive Jump Protocol

Published on: June 8, 2017

8.2K

Area of Science:

  • Sports Science
  • Exercise Physiology
  • Psychology

Background:

  • Investigating stress responses in TeamGym competitions.
  • Examining physiological (salivary cortisol [sC], salivary alpha-amylase [sAA]) and psychological (state anxiety) markers.
  • Relating stress markers to exercise intensity and competition outcomes.

Purpose of the Study:

  • To understand the psycho-physiological stress experienced by elite TeamGym athletes.
  • To determine how stress responses correlate with exercise intensity and performance.
  • To provide evidence on the impact of pre-competition stress on athletic outcomes.

Main Methods:

  • Eleven elite TeamGym athletes (5 male, 6 female) participated.
  • State-Trait Anxiety Inventory administered pre-competition.
  • sAA and sC samples collected at multiple time points: pre-competition, post-apparatus, and post-competition.
  • Heart rate (HR) monitored for exercise intensity; performance judged by international experts.

Main Results:

  • TeamGym competition involved low exercise load (below 85% HRmax).
  • Significant increases in sAA (3.53-fold) and state anxiety were observed (P<0.004, P=0.045).
  • sC levels remained stable; significant correlation found between sAA, state anxiety, and competition outcomes (P=0.029).

Conclusions:

  • Psycho-physiological stress responses significantly influence TeamGym performance outcomes.
  • Elevated sAA and state anxiety are key indicators of stress during competition.
  • Findings highlight the importance of managing pre-competition stress in technical sports.