The research area of human voice focuses on the study of how humans produce, perceive, and process vocal sounds. This area encompasses various subfields such as speech production, speech perception, voice disorders, vocal biomechanics, and voice synthesis. Researchers in this field aim to better understand the mechanisms involved in vocal production and perception, as well as to develop new technologies and treatments for voice-related disorders. Studies in human voice often involve interdisciplinary approaches from fields such as linguistics, psychology, engineering, and medicine.