What these tiny sacs in the lungs do and conditions that can affect them Medically reviewed by Susan Russell, MD Alveoli are ...

New research challenges long-held beliefs about lung development, revealing that alveoli form through epithelial outgrowths ...

Mechanical ventilators save lives, but they may also be causing hidden damage. A groundbreaking study reveals that the ...

It travels down the trachea – or windpipe – into one of two bronchi and into bronchioles before entering one of millions of alveoli, where gaseous exchange takes place. When we breathe out ...

Emphysema & chronic bronchitis    Chronic Obstructive Pulmonary Disease (COPD) is the third most common disease and a leading ...

A new study from Tulane University suggests that repeated collapse and reopening of tiny alveoli—air sacs in the lungs ...

Discover how deep breathing supports lung health by clearing toxins, improving oxygen flow, and promoting relaxation for better respiratory function.

These lead to tiny air sacs known as alveoli. Alveoli absorb oxygen from the air a person inhales and pass it into the bloodstream. They also remove carbon dioxide from the blood, which a person ...