The trachea, also called the windpipe, is part of the passageway that supplies air to the lungs. Any prolonged blockage, even for a few minutes, can cause death. The trachea is about 4.5 inches long ...

Each lobe receives air from its own branch of the bronchial tree, called lobar (or secondary) bronchi. Within the lungs, these bronchi are divided into smaller tubes. The smallest of these tubes is ...

FOX NEWS - A 36-year-old California man who was admitted to the intensive care unit with chronic heart failure was coughing so severely that he hacked up a blood clot in his lung that was shaped like ...

It isn't every day that a blood clot goes viral. Not viral in a virus-sense, but viral in getting many, many likes and shares on social media. But that's what happened with a picture of a blood clot ...

SAN FRANCISCO -- Doctors at UC San Francisco Medical Center see a lot of things, but even they were stunned by this. They were treating a 36-year-old man with end-stage heart failure when he began ...

Upon first glance it might resemble a gorgeous piece of coral, some sort of root system, or a brightly hued branch. However, you might be shocked to learn that this bright red object was actually ...

Familiar with the phrase "cough up a lung"? It's not actually possible, but one man stunned doctors when he coughed up a blood clot in the shape of one. Researchers published the shocking findings in ...