Vaccines are usually administered with a needle poke into the arm. But what if instead of a poke, you could get vaccinated with a huff and a puff? Administered through the nose, nasal vaccines are ...

In simple terms, nasal polyps are unhealthy sinus tissue growths inside the nose, says Jean Kim, MD, PhD, an associate professor of otolaryngology at Johns Hopkins Medicine in Baltimore. “By ...

Researchers have found in a new study that azelastine nasal spray may help reduce the risk of SARS-CoV-2 infection. Azelastine, a second-generation antihistamine with anti-inflammatory properties, has ...