This patient support community is for discussions relating to asthma control, breathing difficulty, bronchodilators, children's asthma, drug allergies, exercise-induced asthma, house dust and indoor allergens, pets, school issues, and sports activity.
http://www.medhelp.org/Medical-Dictionary/Terms/1/000141.htm
This disease is quite common and starts in childhood and can be effectively treated with bronchodilators and steroids.
For more information visit http://en.wikipedia.org/wiki/Asthma