Respiratory and Real-time Dynamics in Exercise-Induced Paradoxical Vocal Fold Motion

Inclusion Criteria for Exercise-Induced Laryngeal Obstruction (EILO): * Physically active \>2.5 hours per week * Patients with EILO, as diagnosed by routine clinical examination by physician and/or speech language pathologist * Age range of 18-26 years * Greater difficulty breathing inside compared to out and difficulty breathing which is exacerbated at peak exercise and stops 1-5 minutes after exercise * Score of 7 or higher on the Dyspnea Index, which is a validated instrument to capture participant self-report of upper airway dyspnea symptoms. * Classified as low risk, based on the modified Physical Activity Readiness Questionnaire (PAR-Q) questionnaire, body mass index, and non-smoking status * Negative history of voice disorders, self-report of cognitive difficulties, asthma or other lung disease, cardiac disease, serious orthopedic injuries, current uncontrolled hypertension, illicit drug use, seizure/epilepsy, claustrophobia, use of beta blockers. * No metallic, mechanical or magnetic implants such as cardiac devices, cochlear, or other non-removable ear implants, any prosthesis, stents, deep brain stimulator, etc. Inclusion Criteria for Controls * Physically active \>2.5 hours per week * Age range of 18-26 years * Classified as low risk, based on the modified PAR-Q questionnaire, body mass index, and non-smoking status * Negative history of voice disorders, self-report of cognitive difficulties, asthma or other lung disease, cardiac disease, serious orthopedic inju…