Listener and child lung doctor Mark Brown of Tucson, Ariz., marvels in the sound of normal breathing. He says his job has him listening for abnormal sounds, but since his own health has been bad, it's ...

Adventitious breath sounds are abnormal sounds resulting from unusual airflow through the lungs. They can be due to conditions, such as asthma or bronchitis. Anything that changes the normal airflow ...

When these airways become constricted, the chest may feel tight or congested, and a wheeze can often be heard. Other sounds to look out for, discussed below.

Special breathing tests can be very accurate for diagnosing asthma. But when doctors diagnose young children or the elderly, they must rely on their stethoscopes. Usually when doctors are checking for ...

From capturing your breath to guiding biological cell movements, 3D printing of tiny, transparent conducting fibers could be used to make devices which can 'smell, hear and touch' -- making it ...