Asthma patients age 3-17 enrolled in our clinic who have been seen in the ER, hospital or clinic for an asthma exacerbation will be invited to participate. Once enrolled they will have a home health nurse visit their home and provide medical assessment, asthma education and determine if the patients has all needed medications available. They enrolled patient will receive another home visit at 1, 4, and 12 months after enrollment. The medical record will be reviewed and ER visits and hospitalizations recorded.