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Related Concept Videos

Fatigue01:21

Fatigue

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Fatigue occurs when materials rupture under repeated or fluctuating loads, even at stress levels far below their static breaking strength. It typically results in brittle failure, even for ductile materials. It is a critical consideration in designing machines and structural components subjected to repetitive or varying loads. The nature of these loadings can range from fluctuating loads like unbalanced pump impellers causing vibrations to repeatedly bending a thin steel rod wire back and forth...
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Muscle Recovery and Fatigue01:24

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Muscle fatigue refers to the decline in a muscle's ability to maintain the force of contraction after prolonged activity. It primarily stems from changes within muscle fibers. Even before experiencing muscle fatigue, one may feel tired and have the urge to stop the activity. This response, known as central fatigue, occurs due to changes in the central nervous system, namely the brain and spinal cord. While there is no single mechanism that induces fatigue, it may serve as a protective...
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Fatigue, in the context of materials science and engineering, refers to the weakening or failure of a material caused by repeatedly applied loads, even if these loads are below the strength limit of the material. Fatigue strength in concrete is a critical property that influences its durability and longevity. Concrete can fail in two ways due to fatigue. Static fatigue or creep rupture occurs under a constant load or one that increases slowly. The other failure mode is due to cyclical or...
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Cognitive Dissonance01:38

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Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
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Self-Regulation01:25

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Self-regulation, also known as self-control, encompasses a range of cognitive and behavioral processes that allow individuals to adjust their internal states and outward actions to align with socially acceptable norms and long-term goals. It plays a fundamental role in adaptive functioning, from resisting impulsive behaviors to persisting through challenging tasks. While its benefits are widely recognized, self-regulation is not limitless. Muraven and Baumeister's theory posits that...
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Respiration is a crucial physiological function involving exchanging oxygen (O2) and carbon dioxide (CO2) between an organism and its environment. Various factors can impact this essential process:
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Related Experiment Video

Updated: Nov 24, 2025

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
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Fatigue Among Student Pilots.

Bilal Kilic

    Aerospace Medicine and Human Performance
    |December 28, 2020
    PubMed
    Summary

    This study reveals seven key factors influencing fatigue in student pilots, including flight types and training schedules. These findings offer crucial insights for aviation training organizations to implement effective fatigue management strategies.

    Area of Science:

    • Aviation Psychology
    • Human Factors in Aviation
    • Pilot Training Research

    Background:

    • Fatigue is a significant concern in aviation, impacting both civil and military pilots.
    • Research on pilot fatigue has largely overlooked student pilots, creating a knowledge gap.
    • Understanding fatigue in ab-initio pilots is crucial for ensuring safety and training effectiveness.

    Purpose of the Study:

    • To investigate the phenomenon of fatigue specifically among ab-initio pilots.
    • To adapt and apply an existing fatigue model to the context of student pilot training.
    • To identify the primary factors contributing to fatigue in this specific pilot population.

    Main Methods:

    • A quantitative approach utilizing a 48-item questionnaire administered to 114 ab-initio pilots.

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  • Exploratory factor analysis was employed using SPSS to analyze the collected data.
  • Data collection focused on pilots at various stages of training, including those with student pilot licenses (SPL), private pilot licenses (PPL), and commercial pilot licenses (CPL).

    • Main Results:

    • Seven distinct factors were identified as significantly impacting ab-initio pilot fatigue.
    • These factors encompass: types of flight, training scheduling, crew composition, aircraft environment, accommodation, flight training specifics, and biological considerations.
    • The study analyzed the demographic distribution, noting 23% women and 77% men, and license types: 11% CPL, 70% PPL, and 18% SPL.

    Conclusions:

    • The identified factors provide a framework for understanding and addressing fatigue in student pilots.
    • Findings can empower flight training organizations to develop targeted interventions.
    • Proactive measures can be implemented to mitigate fatigue risks, enhancing pilot training and safety.