American Academy of Allergy Asthma and Immunology
American Lung Association
Asthma and Allergy Foundation of America
California Breathing
California Environmental Protection Agency Air Resources Board
California Lung Association
Centers for Disease Control & Prevention, Asthma & Allergies
Environmental Protection Agency
Everyday Health
First 5 Riverside
MedlinePlus, Asthma
South Coast Air Quality Management District
WebMD, Asthma
Find asthma-friendly products, such as pillows, toys and vacuum cleaners - http://www.asthmaandallergyfriendly.com
Information about asthma from MayoClinic.com http://www.mayoclinic.com/health/asthma/AS99999