Alveoli are tiny air sacs in your lungs that take up the oxygen you breathe in and keep your body going. Although they’re microscopic, alveoli are the workhorses of your respiratory system. People ...

Laura Niklason engineered working lungs in the lab by stripping the cells from rat lungs and repopulating the remaining structure with fresh cells. Don Ingber created a "lung on a chip," which mimics ...

The most important lung function is to take oxygen from the environment and transfer it to the bloodstream. Lung function tests can show how well the lungs carry out this task. The left and right ...