A sinus flush involves a person gently rinsing their nasal passages with a saline solution. It may help open up the nasal passages, clear out mucus, and remove contaminants and irritants. The sinus ...

Taking on heavily advertised market leader Navage in the sinus irrigation appliance category, upstart NasalFresh MD has partnered with TV host and comedian Howie Mandel for its first major campaign.

A sinus infection (sinusitis) is caused by a virus or (sometimes) bacteria that creates swelling in the nasal passages. Oftentimes, sinus infections come with or after a viral upper respiratory ...

Air pollution can trigger all sorts of symptoms, from the sniffles to congestion. Credit...Aileen Son for The New York Times Supported by By Dani Blum Q: I’ve noticed I get a runny nose when there’s ...