An upper respiratory infection is an illness that can cause nasal congestion, runny nose, sore throat, and cough. It can also cause a fever for the first few days. Upper respiratory infections are ...

Coughs from different illnesses have specific sounds that can help make a diagnosis. Learn about the sounds of a bronchitis cough. Share on Pinterest arto_canon/Getty Images When a healthcare ...

Respiratory tract infections are common childhood illnesses. They can spread easily through the air we breathe or via our hands. You can treat most symptoms at home while the body clears the infection ...

HMPV is a frequent cause of respiratory infections. It usually causes mild symptoms similar to a common cold. However, people with risk factors such as asthma may experience more severe symptoms.