Sinusitis can cause facial pressure, sinus headache, and other symptoms. Treatment may depend on the cause. A sinus infection, also known as sinusitis or rhinosinusitis, occurs when your nasal ...

Causes of a chronic cough, which persists for more than eight weeks, include air pollution, asthma or allergies, chronic obstructive pulmonary disease (COPD), and gastroesophageal reflux disease ...

Non-cancerous growths in the nasal passages or sinuses can obstruct airflow, causing chronic congestion and loss of smell. Surgical removal of these polyps improves nasal drainage and reduces ...