Purpose: The purpose of this study was to investigate whether there were indications of restrictions to voice function in our group of gender-diverse people assigned female at birth (GD people[superscript AFAB]) and whether the participants would benefit from professional voice support. Method: We conducted a descriptive, cross-sectional,…

Modal and falsetto registers are the basic vocal qualities used in female speaking voices. The purpose of this study was to identify the frequency at which modal register changed to falsetto register and the frequency range of each modal and falsetto register produced under three loudness levels: soft, comfortable and loud phonations in normal and…

This paper discusses the research findings in voice mutation, vocal instruction, and the application of knowledge to vocal instruction. Much research involves changes in the male and female adolescent voices, especially of interest to choral directors and music educators. The research defines the vocal development categories as: (1) posture; (2)…