Allergy and Asthma Network / Mothers of Asthmatics, Inc.
AAN/MA is a nonprofit organization to help families manage asthma, allergies, and related conditions. This site includes information for patients, including referrals to physicians, and useful publications and products.

American Academy of Asthma, Allergy & Immunology
AAAAI is the largest professional medical specialty organization of allergists, clinical immunologists, and allied health professionals with a special interest in asthma and allergy. The site includes patient education materials, physician referrals, and articles from the media.

American College of Asthma, Allergy and Immunology
ACAAI is an organization of allergists, immunologists and related healthcare professionals dedicated to quality patient care through research, advocacy, and professional and public education. Allergy, Asthma & Immunology Online, is an information and news service for patients, parents of patients, the media, and employers or other purchasers of group healthcare programs.

American Lung Association
This site assists and informs the general public about the organization's mission to "promote lung health and prevent lung disease." The key focus areas are asthma, tobacco control, and environmental health. The asthma section includes information for children. The site also offers information on many other factors that affect the lungs.

National Institute of Allergy and Infectious Diseases
NIAID pursues research on asthma and allergic diseases by supporting investigator initiated projects, cooperative clinical studies, a national network of research centers, and demonstration and education research projects.