The sticky feeling at the connection between the nose and throat may be caused by rhinitis, sinusitis or nasopharyngitis, etc. It is recommended to go to the hospital in time. 1. Rhinitis: when suffering from rhinitis will lead to increased nasal secretions, sometimes backflow back to the throat, causing the nasal cavity and throat connection with a sticky feeling, but also with nasal congestion, sneezing and other symptoms. 2. Sinusitis: Sinusitis is caused by the infection of nasal mucosa pus, the secretion will sometimes accumulate in the throat, resulting in the nasal cavity and throat connection sticky. 3. Nasopharyngitis: due to the stimulation of inflammation, it will lead to increased secretions in the nasopharynx and viscous and not easy to cough out, so that the nasal cavity and throat connection mucus accumulation. Nasopharyngeal mucus is caused by a number of reasons, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to choose the appropriate treatment.