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

Design Consideration01:22

Design Consideration

338
Designing a structure involves a series of considerations, primarily the material's ultimate strength, calculated through tests that measure changes under increased force until the material reaches its breaking point or limit. The ultimate load, where the material breaks, is divided by its original cross-sectional area, resulting in the ultimate normal stress or strength. The ultimate shearing stress is another significant factor taken into account.
The factor of safety is another key...
338
Exercise and Muscle Performance01:27

Exercise and Muscle Performance

1.7K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
1.7K
Impact Loading01:19

Impact Loading

301
Impact loading occurs when a moving object collides with a stationary structure, such as a rod with a uniform cross-sectional area fixed at one end. Under these conditions, the rod absorbs the kinetic energy from the striking object, leading to deformation and subsequent stress development. As the rod returns to its original position and reaches maximum stress, the absorbed energy, initially manifested as kinetic energy, transforms entirely into strain energy.
In cases of elastic deformation,...
301
Load along a Single Axis01:29

Load along a Single Axis

409
In structural engineering, the analysis of beams subjected to varying loads is a critical aspect of understanding the behavior and performance of these structural elements. A common scenario involves a beam subjected to a combination of different load distributions.
Consider a beam of length L subjected to a varying load, which is a combination of parabolic and trapezoidal load distribution along the x-axis. In this case, it is essential to determine the resultant loads, their locations, and...
409
Stress: General Loading Conditions01:15

Stress: General Loading Conditions

385
To grasp the intricacy of real-world conditions where multiple loads are applied simultaneously to a structure, one might visualize a section passing through a specific point within a body, aligned parallel to the xy plane. This section is subjected to various forces, including original loads, normal forces, and shearing forces.
The shearing force, possessing potential directionality within the plane of the section, is simplified into two component forces running parallel to the x and y axes....
385
Internal Loadings in Structural Members: Problem Solving01:28

Internal Loadings in Structural Members: Problem Solving

1.4K
When designing or analyzing a structural member, it is important to consider the internal loadings developed within the member. These internal loadings include normal force, shear force, and bending moment. Engineers can ensure that the structural member can support the applied external forces by calculating these internal loadings.
To illustrate this, let's consider a beam OC of 5 kN, inclined at an angle of 53.13° with the horizontal and supported at both ends. Determine the internal...
1.4K

You might also read

Related Articles

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

Sort by
Same author

Community-Based High-Intensity Multimodal Training: A Mixed-Method Evaluation of a Randomised Control Trial.

European journal of sport science·2026
Same author

Psychosocial stress and chronic pain: A threshold model of biological lock-in.

Neuroscience and biobehavioral reviews·2026
Same author

Physical Adaptations to High-Intensity Multimodal Training in Recreationally Active Adults: A Randomised Control Trial.

European journal of sport science·2026
Same author

World Cup Challenges Are Not New: Increasing Complexity and the Evolution of Preparation Across 48 Years of FIFA World Cups.

Sports medicine (Auckland, N.Z.)·2026
Same author

Psychosocial stress and chronic pain: A threshold model of biological lock-in.

Neuroscience and biobehavioral reviews·2026
Same author

Reply: Is nociception necessary for pain?

Brain : a journal of neurology·2026
Same journal

How to estimate physical activity prevalence in children and adolescents?

Journal of science and medicine in sport·2026
Same journal

Challenging foundations and conventions: embracing psychophysiological interdependence in athlete recovery.

Journal of science and medicine in sport·2026
Same journal

The risk of subsequent concussion in adolescent ice hockey players with ≥2 concussions.

Journal of science and medicine in sport·2026
Same journal

Classifying footballers with a visual impairment: The relationship between visual function and technical performance.

Journal of science and medicine in sport·2026
Same journal

Why do we run? A cross-sectional analysis of motivation profiles and training characteristics in the Garmin-RUNSAFE Running Health Cohort Study.

Journal of science and medicine in sport·2026
Same journal

Effects of eccentric cycling training on aerobic and functional capacity in patients with heart failure: A randomised controlled trial.

Journal of science and medicine in sport·2026
See all related articles

Related Experiment Video

Updated: Sep 24, 2025

Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models
08:31

Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models

Published on: December 17, 2021

2.8K

The 'training load' construct: Why it is appropriate and scientific.

Franco M Impellizzeri1, Annie C Jeffries1, Asaf Weisman2

  • 1School of Sport, Exercise and Rehabilitation, Faculty of Health, University of Technology Sydney, Australia.

Journal of Science and Medicine in Sport
|May 6, 2022
PubMed
Summary
This summary is machine-generated.

The term "training load" is scientifically valid and does not breach principles. Its appropriate use depends on clear definitions, not abandonment, supporting research and practical applications in exercise science.

More Related Videos

Author Spotlight: Assessing the Reliability of Doppler Ultrasound in Measuring Leg Blood Flow
09:18

Author Spotlight: Assessing the Reliability of Doppler Ultrasound in Measuring Leg Blood Flow

Published on: December 15, 2023

3.0K
An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field
06:52

An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field

Published on: May 26, 2020

8.1K

Related Experiment Videos

Last Updated: Sep 24, 2025

Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models
08:31

Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models

Published on: December 17, 2021

2.8K
Author Spotlight: Assessing the Reliability of Doppler Ultrasound in Measuring Leg Blood Flow
09:18

Author Spotlight: Assessing the Reliability of Doppler Ultrasound in Measuring Leg Blood Flow

Published on: December 15, 2023

3.0K
An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field
06:52

An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field

Published on: May 26, 2020

8.1K

Area of Science:

  • Sport and Exercise Science
  • Scientific Terminology
  • Research Methodology

Background:

  • A recent paper argued for abandoning the term "training load" outside mechanics, deeming it unscientific.
  • This critique suggests the term breaches fundamental scientific principles.

Purpose of the Study:

  • To refute claims that "training load" is unscientific.
  • To clarify the scientific principles behind labelling, conceptualizing, and operationalizing constructs.
  • To defend the continued use of "training load" in sport and exercise science.

Main Methods:

  • Conceptual analysis of scientific terminology and construct definition.
  • Examination of the relationship between terms, definitions, and scientific principles.
  • Distinction between constitutive (descriptive) and operational definitions.

Main Results:

  • The term "training load" is a valid label for a higher-order construct, not inherently unscientific.
  • Scientific principles are not breached by using common terms like "load" across disciplines.
  • The Système International d'Unités (SI) applies to measurement (operational definition), not description (constitutive definition) of training load.

Conclusions:

  • Researchers and practitioners can continue using "training load" as it aligns with scientific principles.
  • Focus should be on shared, standardized definitions rather than discarding established terms.
  • Misuse of terms stems from decontextualization, not the terms themselves.