Sometimes cancer that starts in one part of your body, known as the primary site, spreads to other parts. That’s because cancer cells can travel, or metastasize, via your bloodstream or lymph ...

If you're looking to escape the pollution and experience some of the cleanest air on the planet, here are five countries where you can breathe a little easier.

The 88-year-old pontiff has been hospitalized for six weeks with pneumonia in both lungs. He will need to rest in the Vatican ...

An itching sensation in your lungs is often the result of irritation from allergies or environmental triggers. But it can also be a symptom of an underlying condition, like asthma, that requires ...

A therapy using a patient's own proximal basal stem cells shows promise to treat idiopathic pulmonary fibrosis.