Voice disorders

This study tests whether a simple vocal exercise—humming or singing through a straw—can help people with voice fatigue or hoarseness expand their pitch range and improve voice stability. About 120 adults with no current voice disorder but with high or low vocal activity will perf…

This study explores whether training people with essential vocal tremor to speak with a breathy voice can reduce shakiness and improve their quality of life. Forty participants will learn the technique and rate its ease and effectiveness. Researchers will also measure voice recor…

This study explores whether adding guided meditation through a virtual reality headset at the start of voice therapy sessions can help people with voice disorders learn and retain treatment better. Sixty participants will use the TRIPP app on a Meta Quest 2 headset to meditate be…

This study aims to see if a simple, non-invasive breathing test can accurately measure the acidity (pH) in the airways, which is often abnormal in lung diseases. Researchers will compare results from this breath test with standard methods in 150 healthy volunteers and people with…

This study looks at how spasmodic dysphonia, a voice disorder causing uncontrollable vocal cord spasms, affects patients' jobs and social lives. Researchers will interview 20 adults who have received at least one botulinum toxin injection to understand if the treatment helps impr…