These example sentences are selected automatically from various online news sources to reflect current usage of the word 'grain elevator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors.
If polyps are large, they can block the nasal passages and cause a constant runny nose, reduced sense of smell, nasal blockage and heavy mouth breathing. Treatment options, such as nasal sprays and corticosteroids, may be used to relieve symptoms, but they do not cure polyps.
Infections â such as colds, influenza or sinusitis â allergies and various irritants, such as tobacco smoke, may all cause a runny nose. Some people have a chronically runny nose for no apparent reason â a condition called nonallergic rhinitis or vasomotor rhinitis (VMR). Less commonly, nasal congestion can be caused by polyps or a tumor. Other potential causes of nasal congestion include: 1  Acute sinusitis. 2  Bright lights. 3  Chronic sinusitis. 4  Churg-Strauss syndrome. 5  Cluster headache. 6  Cold temperature. 7  Common cold.