“Most current COVID-19 vaccines are injected through muscle, resulting in poor vaccine-induced immunity in the nasal cavity and airway surface,” Linqi Zhang explains. “The nasal cavity is a ...

Researchers explore the cellular and molecular adaptations associated with human secondary lymphoid tissue in adults during ...

Fluid builds up in your nasal passages and the nasal passages surface becomes inflamed and swollen, which causes congestion ...

Post-nasal drip occurs when mucus moves down your throat, causing irritation and cough. Here’s how medical professionals say ...