If nasal polyps grow large enough or multiply, they can block airflow and drainage in the nasal passages, potentially leading ...

Sinus conditions can be quite bothersome, causing discomfort and affecting our daily lives. Whether it is a common sinus infection or chronic sinusitis, understanding the causes and taking preventive ...

Sinus headaches usually occur along with congestion. The drainage passageways of the sinuses into the nose can get blocked and fluid can accumulate in the sinuses, causing pressure. Many things can ...

Other causes of sinus infections — like allergies or nasal polyps that obstruct drainage pathways — are also not contagious. The duration of your symptoms will often determine the cause of the ...