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Related Experiment Video

Updated: Jan 19, 2026

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Upper Airway Thermoregulation During Singing Warm-Up.

Mary J Sandage1, Shuoyang Wang2, Guanqun Cao2

  • 1Department of Communication Disorders, Auburn University, Auburn, Alabama.

Journal of Voice : Official Journal of the Voice Foundation
|September 19, 2019
PubMed
Summary

Singing warm-ups increase upper airway temperature. This study measured temperature changes in the upper airway during vocal warm-ups, finding a significant increase compared to pre-warm-up and recovery phases.

Keywords:
Exercise physiologySingingThermoregulationVocal warm-up

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Area of Science:

  • Physiology
  • Acoustics
  • Thermoregulation

Background:

  • Singing involves significant physiological exertion.
  • Understanding upper airway thermoregulation is crucial for vocal health.
  • Previous research hypothesized minimal temperature changes during vocal warm-ups.

Purpose of the Study:

  • To quantify upper airway temperature fluctuations during singing warm-ups.
  • To test the hypothesis that upper airway temperature does not significantly increase during vocal warm-ups.
  • To compare upper airway temperature across pre-warm-up, warm-up, and recovery phases.

Main Methods:

  • Ten participants underwent a singing warm-up protocol.
  • Upper airway temperature was measured using a transnasal thermistor.
  • Data were analyzed using descriptive statistics and statistical modeling.

Main Results:

  • A physiologically significant increase (≥0.5°C) in upper airway temperature was observed during warm-up.
  • Significant temperature differences were found between baseline, warm-up, and recovery phases (P < 0.0001).
  • Findings support an increase in upper airway tissue temperature due to singing warm-ups.

Conclusions:

  • Singing warm-ups lead to a measurable increase in upper airway temperature.
  • The study provides evidence contradicting the initial hypothesis of no significant temperature change.
  • Further research is needed to determine temperature changes in intrinsic laryngeal muscles.