The respiratory system is made up of several organs and structures, including the lungs, windpipe, diaphragm and alveoli. It is responsible for taking in oxygen and expelling carbon-dioxide waste.

Respiratory tract infections (RTIs) are among the most frequent illnesses worldwide, ranging from mild colds to serious ...

Inflammation caused by lupus may affect the lungs in many ways, and can involve the membrane lining of the lungs, the lungs themselves, the blood vessels within the lungs, and the diaphragm. The most ...

Pulmonologists are doctors who focus on the diseases and conditions that affect the respiratory system. They may treat common problems like asthma or serious conditions such as lung cancer. Many also ...

A phlegmy cough and shortness of breath are possible warning signs of chronic obstructive pulmonary disease (COPD). Keeping track of your symptoms and knowing your risk factors can help you test ...

In a recent study published in Science Translational Medicine, researchers reviewed the impact of the interactions between the respiratory microbiota and the immune system. The human body houses over ...

Lung sounds are the noises a person makes as they breathe in and out, including sounds of regular breathing. However, wheezing, crackling, stridor, and other sounds can also occur, indicating an ...