ASTHMAXcel is a fun, easy to use, and free app for patients with asthma. The app is available for smartphones and tablets, and has been clinically tested and linked to increased asthma knowledge, improved asthma control and quality of life, and decreased asthma emergency department visits and hospitalizations. ASTHMAXcel has been developed by a team of asthma physicians, software programmers, behavioral scientists, and an animation studio. ASTHMAXcel will teach you about asthma through interac