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Human speech and blood pressure

J J Lynch, S A Thomas, J M Long

    The Journal of Nervous and Mental Disease
    |September 1, 1980
    PubMed
    Summary
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    Human conversation significantly impacts blood pressure readings. New noninvasive devices reveal that speech can alter systolic and diastolic pressures by over 20% within 30 seconds, crucial for hypertension management.

    Area of Science:

    • Cardiovascular physiology
    • Medical instrumentation

    Background:

    • Traditional blood pressure measurement methods (e.g., stethoscope, manometer) require silence, potentially masking the influence of human interaction.
    • A strong relationship between human conversation and blood pressure has been observed with new noninvasive automated devices.

    Purpose of the Study:

    • To investigate the impact of interpersonal communication on blood pressure measurements.
    • To highlight the clinical significance of speech-induced blood pressure variations in hypertension assessment.

    Main Methods:

    • Utilized a noninvasive automated blood pressure device to monitor physiological responses.
    • Recorded changes in systolic and diastolic blood pressure and heart rate during human conversation.

    Main Results:

    Related Experiment Videos

    • Interpersonal communications during measurement can rapidly alter systolic and diastolic pressures.
    • Changes exceeding 20% in blood pressure and heart rate were observed within 30 seconds of speech initiation.
    • These rapid physiological changes underscore the variability introduced by conversational context.

    Conclusions:

    • Speech significantly influences blood pressure readings, a factor often overlooked by conventional methods.
    • Understanding these variations is critical for accurate clinical judgments regarding hypertension.
    • Findings support the exploration of nonpharmacological approaches to hypertension control, considering communication's role.