A 91-year-old man was admitted to the hospital with weight loss, dyspnea, and eosinophilia. An anteroposterior chest radiograph obtained 2 months earlier showed bibasilar patchy opacities. A ...

Catherine O’Hara’s death from a pulmonary embolism has drawn attention to this serious condition in which a blood clot lodges in the lungs. Dr. Leana Wen explains.

Early detection and prompt treatment of acute pulmonary embolism (PE), a sudden and potentially life-threatening blood clot that blocks arteries in the lungs, is critical. Comprehensive ...

Pulmonary arterial hypertension (PAH) is a medical condition in which narrowed and stiffened arteries cause high blood pressure in the lungs. It’s one type of pulmonary hypertension, which is a ...

While some studies suggest that apple cider vinegar may help lower blood pressure, the research is limited and inconclusive, especially since many studies involve animals or have other limitations.