Regular mucus tends to be thin and slippery, and it is generally a constant presence on a day-to-day basis. Meanwhile, phlegm ...

A chest cold, or acute bronchitis, happens when the airways swell and mucus builds up in the lungs. When this occurs, a person often develops a loose, or chesty cough that typically involves ...

Studies presented at the ASCO Annual Meeting 2025 highlighted immunotherapies that may provide new standards of care for certain cancers as well as immunotherapies that are breaking new ground by ...