These three features are particularly important to our lungs for efficient gas exchange. Most of them also apply to other exchange surfaces such as the small intestine, body tissues and placenta.

Gas exchange occurs in the alveoli, which are tiny, balloon-shaped structures in the lungs. It is when oxygen is absorbed ...

The brain "fog" people suffering from long Covid describe is linked to the lungs, suggests a new study. Researchers found ...

Understanding how your lungs function is key to improving your health. By protecting them from pollutants and exercising regularly, you can enhance lung capacity and well-being ...

Moving gases like this is called gas exchange. As the blood moves through ... is also lost from the surface of the alveoli into the lungs - we can see this condensing when we breathe out on ...