In recent decades, the prevalence of asthma and allergies has increased between two- and threefold in the United States. These days, one in 12 kids has asthma. More are allergic.
Credit: Emiliano Ponzi. Image sourced from The New York Times. Available at: https://static01.nyt.com/images/2016/08/04/opinion/04velasquezsub/04velasquezsub-articleLarge.jpg?quality=75&auto=webp