Steam inhalation can help open the nasal passages and get relief from the symptoms of a cold or sinus infection. Learn about the benefits and risks.

Will nasal polyps grow back after surgery? Learn how often nasal polyps return and how long it takes for nasal polyps to grow back after they've been removed.

Systemic vasculitis, including monogenic forms, is associated with an increased risk of arterial and venous thromboembolic events (AVTEs).