The ACTION intervention: physicAl aCtiviTy In minOrity womeN with asthma is a 8-month community-based walking intervention refined to be applicable for sedentary African American (AA) women with asthma. The main outcome of this study is to test the feasibility, acceptability and estimate the efficacy of the ACTION intervention in a randomized controlled pilot of 80 AA women with asthma within a pragmatic community setting.