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[Does obesity have an effect on heart function?].

J Slany, H Mösslacher, K Irsigler

    Zeitschrift Fur Kardiologie
    |September 1, 1975
    PubMed
    Summary
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    Obese individuals may have depressed left ventricular function during exercise, even if otherwise healthy. Therapeutic starvation improved cardiac pressures, suggesting enhanced heart function in obese young adults.

    Area of Science:

    • Cardiology
    • Physiology
    • Obesity Research

    Context:

    • Obesity is a growing public health concern.
    • Assessing cardiac function in obese individuals is crucial.
    • Submaximal exercise can reveal underlying cardiovascular limitations.

    Purpose:

    • To evaluate cardiac performance in obese young adults.
    • To investigate the impact of exercise on hemodynamics.
    • To determine the effects of therapeutic starvation on cardiac function.

    Summary:

    • Cardiac output and stroke volume were normal in obese subjects at rest and during exercise.
    • Elevated pulmonary artery and wedge pressures during exercise indicated depressed left ventricular function in 50% of patients.
    • Therapeutic starvation led to decreased pressures and, in some cases, improved cardiac function.

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    Impact:

    • Identifies potential left ventricular dysfunction in seemingly healthy obese individuals.
    • Highlights the benefits of weight reduction on cardiovascular health.
    • Suggests that clinical findings alone cannot predict abnormal hemodynamic responses to exercise.