White sticky nasal mucus is usually caused by chronic rhinitis, nasal polyps, sinusitis and other reasons. 1. Chronic rhinitis: chronic rhinitis refers to the inflammation of the nasal mucosa and submucosa, chronic rhinitis is usually caused by the environmental pollution in which the patient is living, the infection of the neighboring organs, and it may have symptoms such as nasal congestion, headache, and increased secretion. 2. Nasal polyps: Nasal polyps is a common nasal disease formed by hyperplastic tissue, usually due to infection or allergies and other factors, may appear nasal congestion, reduced sense of smell, hearing loss and other symptoms, while the flow of white sticky nasal mucus. 3. Sinusitis: Sinusitis is an inflammation of the mucous membrane of the sinuses and nasal cavity, usually caused by upper respiratory tract infections, there may be nasal congestion, fever, fatigue, increased secretion and other symptoms, the chronic onset of the phenomenon of white sticky nasal discharge. It is recommended that patients actively go to the hospital for examination when symptoms of white sticky nasal mucus appear, and standardize treatment after a clear diagnosis.