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 ...

Better formulations and mucosal immunity models could soon make immunization through the nose a reality. With rare exceptions like the oral polio vaccine and intranasal vaccines against influenza, the ...

Just one month after federal officials announced a $750 million facility in South Texas to serve as a beachhead against a deadly cattle parasite endemic to South and Central America, an infected cow ...

You may see a dentist if you have tooth pain that lasts or is sharp and painful. Common causes of tooth pain include cavities ...