Sinus infections and bronchitis can cause similar symptoms, such as coughing and fever. Both usually go away without treatment, but people can take some steps to ease their symptoms. Sinus infections ...

Allergies can cause air passages to swell, constrict, and produce excess mucus in the lungs. Not only can this result in chest pain, but can also lead to chest congestion. During an allergic reaction, ...

Experts explain how to loosen and clear mucus from your chest so you can breathe easier.

Sinuses are interconnected, hollow spaces located in the skull that connect to the nasal passages. They help filter the air we breathe and act as another level of immune defense. Sinuses are lined ...

The sinuses are four hollow spaces on both sides of your face and head. They're connected by narrow channels that allow air and fluids to flow between your nose and throat. If you have inflammation in ...