Clinical Research Directory

Inclusion Criteria: * Diagnosed with PH defined by clinical guideline criteria * Must already be scheduled for a clinical assessment of their PH within 8 weeks of enrolling in the study. * Must have undergone an assessment of their PH in the last 18 months with no major changes in PH management or medication within that period. Exclusion Criteria: * Current smoker or have smoked in the last 10 years * Unable or unwilling to undergo routine functional testing of their PH (i.e., 6-minute walk distance). * Presence of significant cardiovascular or respiratory conditions other than PH, including but not limited to: * Chronic obstructive pulmonary disease * Severe asthma * Severe ischemic heart disease * Left-sided heart failure * History of a major cardiovascular event, such as a myocardial infarction or stroke, within the last 6 months * Individuals with an implanted pacemaker or other significant cardiac devices * History of neurological, respiratory, head and neck, or thoracic surgeries, or conditions such as a collapsed lung or perforated eardrum * Pregnant individuals or those actively trying to become pregnant * Individuals with any of the following: chronic laryngitis, chronic bronchitis, emphysema, pneumonia, tuberculosis, chronic cough, extremely high blood pressure (\>170/100), neurological problems, scoliosis, organ transplants, HIV or other immunocompromising conditions, or autoimmune disease.