Pneumonia is an infection of the lung alveoli caused by bacteria, viruses or fungi. It is one of the leading causes of morbidity and mortality worldwide, representing a clinical and economic burden ...

Alveoli are the basic functional units of the human respiratory system, acting as tiny air sacs that exchange gases. Air inhaled through the mouth and nose flows into the lungs through the branched ...

Scientists have created a model alveolar system that mimics the breathing action of the human lung and allows visualization of flow patterns within the alveoli. The chip they designed includes tubes ...

The human respiratory system possesses remarkable healing abilities, even after years of tobacco exposure. While the damage from smoking can feel overwhelming, the body begins repairing itself within ...

RALEIGH, N.C. -- Doctors are keeping a closer eye on a little-known virus this season. According to the CDC reports of cases of the human metapneumovirus or hMPV spiked this spring. CDC officials ...

When Laura Sadofsky, PhD, a senior lecturer in Respiratory Medicine at the University of Hull, Hull, England, began looking at the effects of microplastic exposure on respiratory health 6 years ago, ...