title: To assess exertional breathlessness you must exert the breathless.
authors: André
authors: A
authors: La Gerche
authors: Guido
authors: G
authors: Claessen
authors: Andrew T
authors: AT
authors: Burns
mesh_terms: D017079:Exercise Tolerance / Q000502:physiology*; D065627:Familial Primary Pulmonary Hypertension; D005260:Female; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology*; D008297:Male; D014655:Vascular Resistance / Q000502:physiology*; D016278:Ventricular Function, Right / Q000502:physiology*