Global research addresses international health issues, while helping protect the U.S. from emerging disease threats.
Food allergy occurs in 5 percent of children 5 years of age or under, and in 4 percent of adults.
Malaria is spread by mosquitoes and kills nearly one million people every year—mostly infants, children, and pregnant women.
Each year an average of 50,000 people in the U.S. become infected with HIV, and roughly 34 million people worldwide are living with HIV.
Each year in the U. S., seasonal influenza kills more than 36,000 people and hospitalizes 200,000 more. NIAID scientists are working together to find better ways to prevent, diagnose, and treat seasonal and pandemic influenza.