The CDC’s National Center for Health Statistics reported that as of 2024, 25.2% of U.S. adults have a seasonal allergy, 7.7% have eczema, and 6.7% have a food allergy. Among U.S. children, 20.6% have a seasonal allergy, 12.7% have eczema, and 5.3% have a food allergy. Notably, children in rural areas were more likely to have a seasonal allergy than their urban counterparts, with rural children reporting a seasonal allergy rate of 25.6% compared to just 19.8% among those living in urban areas.