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Hormonal responses to exercise and training.

J R Thornton

    The Veterinary Clinics of North America. Equine Practice
    |December 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    Exercise impacts hormone levels, affecting fuel metabolism for energy. Understanding these hormonal changes, including insulin and pituitary hormones, is crucial for optimizing athletic performance and recovery across species.

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    Area of Science:

    • Exercise Physiology
    • Endocrinology
    • Sports Science

    Background:

    • Limited understanding of the hormonal response to exercise across species.
    • Hormonal changes during exercise involve both neuronal and pituitary stimulation.
    • Plasma hormone concentration changes require consideration of the active, non-protein-bound hormone form.

    Purpose of the Study:

    • To elucidate the complex hormonal responses to exercise.
    • To understand the mechanisms influencing hormonal shifts during physical activity.
    • To explore the role of exercise intensity and duration on hormonal regulation.

    Main Methods:

    • Analysis of hormonal changes in plasma concentration during exercise.
    • Investigation of neuronal and pituitary pathways influencing endocrine responses.

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  • Assessment of sympathoadrenal system activity and its hormonal correlates.

    • Main Results:

    • Initial exercise response involves enhanced sympathoadrenal activity and pituitary hormone secretion.
    • Plasma insulin decreases, while most other hormones increase, altering fuel metabolism.
    • Prolonged exercise responses are modulated by factors like temperature, glucose, and oxygen availability.

    Conclusions:

    • Exercise-induced hormonal shifts modify the metabolism of triglycerides and glycogen for energy.
    • Training generally ameliorates hormonal responses, indicating increased metabolic efficiency.
    • Further research is needed to fully understand the intricate hormonal regulation during exercise.