Aetna Intelihealth
Aetna: Inteli Health: Asthma
Thorough overview of asthma. Includes information on symptoms, treatment, prevention, and much more.
Anatomical Travelogue
Story md.com: Asthma
Asthma causes one's airways to become sore and swollen. An attack means a person's lungs are getting less air. Learn about two types of treatment.
Curated OER
Kids Health: Asthma
Organized into brief sections with general information, causes, and treatments, this article on asthma is a good introduction to the disease.