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Clinical Practice Protocol of Creative Music Therapy for Preterm Infants and Their Parents in the Neonatal Intensive Care Unit

Clinical Practice Protocol of Creative Music Therapy for Preterm Infants and Their Parents in the Neonatal Intensive Care Unit

Published on: January 7, 2020

Pregnancy and the singing voice: reports from a case study.

Filipa Martins Baptista Lã¹, Johan Sundberg

¹Department of Communication and Arts, INET-MD, University of Aveiro, Aveiro, Portugal. filipa.la@ua.pt

Journal of Voice : Official Journal of the Voice Foundation

|April 6, 2011

Summary

Pregnancy impacts a singer's voice, causing reduced vocal fold motility and increased glottal adduction due to hormonal changes. These effects on vocal production resolve after childbirth.

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Area of Science:

Vocal acoustics and physiology
Reproductive endocrinology

Background:

Limited research exists on pregnancy's effects on the professional singing voice.
Hormonal shifts during pregnancy can influence phonatory conditions.

Observation:

A longitudinal case study monitored a classically trained singer throughout late pregnancy and postpartum.
Vocal parameters, including phonation threshold pressure (PTP) and collision threshold pressure (CTP), were assessed weekly.
Hormone levels, vocal tasks, and listener-perceived vocal quality were analyzed.

Findings:

Elevated estrogen and progesterone during pregnancy correlated with higher PTPs and CTPs.
Vocal analysis indicated increased glottal adduction and decreased vocal brightness.
Hormone levels normalized post-birth, coinciding with vocal parameter recovery.

Implications:

Pregnancy-induced hormonal changes can alter vocal fold biomechanics and tissue properties.
These physiological shifts may impact vocal performance in classically trained singers.
Understanding these effects is crucial for managing vocal health during pregnancy.