Pre-existing secretory IgA in the nasal cavity plays a crucial role in preventing the binding of the virus to its cellular receptors and further spreading of the virus to the lower respiratory tract ...

Keep reading to learn how nasal sumatriptan works, who could benefit, and how it compares with other types of sumatriptan. Sumatriptan mimics the actions of serotonin, a chemical messenger responsible ...

Nasal congestion is a common issue that affects millions worldwide, often resulting from allergies, colds, or sinus infections. Symptoms like a stuffy nose, sneezing, and headaches can ...

Better known as steroid nasal sprays, these drugs come in liquid form that is misted into the nostril. Steroid nasal sprays are used to treat inflammation in your sinuses. These are the hollow spaces ...

Delegating this task to robots would be beneficial in terms of reducing infection risks and bolstering the healthcare system, but a critical component of the NP swab test is having the swab aligned ...

The eustachian tubes are narrow canals that connect the middle ear to the upper throat and nasal cavity. Changes in air pressure occur during air travel, deep-sea diving, or whenever a person ...

Structural problems in the nostrils or nasal cavity can also increase a person's vulnerability ... can help relieve bedtime congestion in babies and toddlers. Treat one nostril at a time until it is ...

A woman has told how she was left in hospital "unable to breathe" after suffering a severe reaction to an unlicensed nasal tanning spray she bought online. Edith Eagle said she felt like she was ...

and a second dose may be needed if symptoms persist or return — using the same nostril as the first. Parents and caregivers should inform their child’s health care provider about any nasal ...

with the score for each nostril ranging from 0 (no nasal polyps) to 4 (large nasal polyps causing complete or near-complete obstruction of the inferior nasal cavity). Endoscopic assessments were ...