Meet Sophia one of our amazing #PulmonaryArterialHypertension (#PAH) patient advocates. For patients like Sophia, #LivingWithPAH can be difficult to describe – she says it feels like there’s a valve in her chest controlling the amount of oxygen she’s able to take in. Strenuous activity can make it feel like that valve is closing, making it difficult to breathe and it can be hard not to panic. Hear more about what it’s been like for Sophia since her diagnosis and stay tuned as she continues shari