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Quantifying Subjective and Objective Measures of Singing After Different Warm-Up Durations
Frank W Ragsdale1, Judy O Marchman1, Michelle M Bretl2
1Frost School of Music North Building, University of Miami, Coral Gables, Florida.
Journal of Voice : Official Journal of the Voice Foundation
|September 6, 2020
Summary
Vocal warm-ups of 5 and 10 minutes improved singers' self-perceived ease and female fundamental frequency range. However, no significant differences in perceived vocal quality were found between different warm-up durations.
Area of Science:
- Vocal pedagogy
- Singing voice science
- Acoustic analysis
Background:
- Vocal warm-ups are known to alter voice quality and acoustic parameters.
- Previous research has not compared singer and listener perceptions of vocal quality across different warm-up durations.
Purpose of the Study:
- To investigate the effects of specific vocal warm-up durations (0, 5, 10, 15 minutes) on subjective and objective voice measures.
- To compare singers' and listeners' perceptions of vocal quality after varying warm-up periods.
Main Methods:
- A prospective cohort study involving collegiate classical voice majors.
- Participants completed vocal warm-ups of varying durations (0, 5, 10, 15 minutes) before singing.
- Voice assessment included the modified Voice Range Profile (mVRP) and the Evaluation of the Ability to Sing Easily (EASE) scale, alongside blinded perceptual ratings by singers and expert listeners.
Main Results:
- The EASE scale indicated reduced perceived ease with 5- and 10-minute warm-ups compared to 0 and 15 minutes.
- The mVRP revealed an increased highest fundamental frequency in female singers with 5- and 10-minute warm-ups.
- Perceptual analyses by singers and expert listeners showed no significant differences across warm-up durations.
Conclusions:
- Short vocal warm-ups (5-10 minutes) may offer immediate self-perceived benefits and enhance female vocal frequency range.
- Extended perceptual analysis did not reveal significant differences in vocal quality based on warm-up duration.
- Future research should involve larger, diverse populations across various singing genres and educational levels.
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