Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Effects of feedback

Effects of feedback

Feedback in control systems plays a critical role in shaping various operational parameters, extending beyond simple error reduction to influence stability, bandwidth, gain, impedance, and sensitivity. Understanding these effects requires examining a basic feedback system characterized by defined input, output, error, and feedback signals.
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...

Feedback control systems

Feedback control systems

Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...

Negative and Positive Feedback

Negative and Positive Feedback

Animal organs and organ systems constantly adjust to internal and external changes through a process called homeostasis ("steady state"). Examples of these changes include regulation of the level of glucose or calcium in the blood or internal responses to external temperatures. Homeostasis requires maintaining an internal dynamic equilibrium:

Feedback Loops

Feedback Loops

In most cases, excessive hormone production is prevented by negative feedback—a loop that starts with a stimulus inducing the release of a particular substance, like a hormone, to maintain a certain level before triggering a signal that results in a decrease in further release of the hormone.

Control Systems

Control Systems

Control systems are everywhere in contemporary society, influencing diverse applications from aerospace to automated manufacturing. These systems can be found naturally within biological processes, such as blood sugar regulation and heart rate adjustment in response to stress, as well as in man-made systems like elevators and automated vehicles. A control system is essentially a network of subsystems and processes that collaboratively convert specific inputs into desired outputs.
At the heart...

Positive and Negative Feedback Loops

Positive and Negative Feedback Loops

Animal organs and organ systems constantly adjust to internal and external changes through a process called homeostasis ("steady state"). Examples of these changes include regulation of the level of glucose or calcium in the blood or internal responses to external temperatures. Homeostasis requires maintaining an internal dynamic equilibrium:

You might also read

Related Articles

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

Sort by

Same author

The influence of lightweight wearable resistance on whole body coordination during sprint acceleration among Australian Rules football players.

PloS one·2024

Same author

Challenges and considerations in determining the quality of electronic performance & tracking systems for team sports.

Frontiers in sports and active living·2024

Same author

Editorial: The impact of chronic stress on neuroplasticity and abnormal behavior.

Frontiers in behavioral neuroscience·2023

Same author

Understanding the effects of ball orientation in Rugby Union place kicking: the preferences of international kickers and the kinematics of the foot-ball impact.

Sports biomechanics·2022

Same author

Kick proficiency and skill adaptability increase from an Australian football small-sided game intervention.

Frontiers in sports and active living·2022

Same author

The introduction of the six-again rule has increased acceleration intensity across all positions in the National Rugby League competition.

Science & medicine in football·2022

Same journal

Cross-Education Effect on Force Production Capacity After Unilateral Resistance Training in Clinical Populations: A Systematic Review with Meta-analysis.

Sports medicine (Auckland, N.Z.)·2026

Same journal

Re-establishing Confidence in Confidence Intervals: An Evaluation of Recent Practices in Sport Injury Epidemiology.

Sports medicine (Auckland, N.Z.)·2026

Same journal

Reliable Change of Blood-Based Biomarkers Following Acute Sport-Related Concussion: A CARE Consortium Study.

Sports medicine (Auckland, N.Z.)·2026

Same journal

Polygenic Score Identifies Athletes at Increased Risk for Slower Recovery After Sport-Related Concussion: A Concussion Assessment, Research, and Education (CARE) Consortium Study.

Sports medicine (Auckland, N.Z.)·2026

Same journal

Precision Exercise for Breast Cancer-Related Outcomes: Towards Personalised Training Based on Tumour, Treatment and Patient Characteristics.

Sports medicine (Auckland, N.Z.)·2026

Same journal

Factors Influencing Consultant Knee Surgeons' Decision Making in Anterior Cruciate Ligament (ACL) Injury Management in Athletes: An International Delphi Study.

Sports medicine (Auckland, N.Z.)·2026

See all related articles

Search research articles

Related Experiment Video

Updated: May 10, 2026

Movement Retraining using Real-time Feedback of Performance

Movement Retraining using Real-time Feedback of Performance

Published on: January 17, 2013

Harnessing and understanding feedback technology in applied settings.

Elissa Phillips¹, Damian Farrow, Kevin Ball

¹Movement Science, Australian Institute of Sport, Canberra, ACT, Australia, elissa.phillips@ausport.gov.au.

Sports Medicine (Auckland, N.Z.)

|July 6, 2013

Summary

This summary is machine-generated.

Augmented feedback enhances skill learning and performance. Integrating motor learning and biomechanics through multidisciplinary research is key to advancing feedback applications in sports and medicine.

More Related Videos

Control of Eating Behavior Using a Novel Feedback System

Control of Eating Behavior Using a Novel Feedback System

Published on: May 8, 2018

Force and Position Control in Humans - The Role of Augmented Feedback

Force and Position Control in Humans - The Role of Augmented Feedback

Published on: June 19, 2016

Related Experiment Videos

Last Updated: May 10, 2026

Movement Retraining using Real-time Feedback of Performance

Movement Retraining using Real-time Feedback of Performance

Published on: January 17, 2013

Control of Eating Behavior Using a Novel Feedback System

Control of Eating Behavior Using a Novel Feedback System

Published on: May 8, 2018

Force and Position Control in Humans - The Role of Augmented Feedback

Force and Position Control in Humans - The Role of Augmented Feedback

Published on: June 19, 2016

Area of Science:

Movement science
Motor learning
Biomechanics

Background:

Augmented feedback research often falls into two distinct disciplines: motor learning and biomechanics.
Motor learning focuses on feedback content/timing in lab settings with simple tasks.
Biomechanics emphasizes quantifying movement effectiveness using measurement technology.

Purpose of the Study:

To bridge the gap between motor learning and biomechanics in augmented feedback research.
To advocate for a multidisciplinary approach to understand feedback's practical application.
To explore the use of emergent feedback technologies in elite sport and clinical settings.

Main Methods:

Review of existing research from motor learning and biomechanics perspectives.
Analysis of the limitations of isolated disciplinary approaches.
Identification of opportunities for integrated, multidisciplinary research.

Main Results:

Current approaches to augmented feedback are often discipline-specific, limiting practical application.
A multidisciplinary focus is needed to advance understanding of feedback in real-world settings.
Emergent feedback technologies offer new avenues for skill development.

Conclusions:

Advancing augmented feedback requires integrating motor learning and biomechanics.
Future research should adopt a multidisciplinary approach, utilizing new technologies.
This integration will enhance the development of skilled performance in sports and clinical practice.