This study will involve an enrollment visit during which consent will be obtained, survey data will be administered (that they may take home), spirometry testing will be conducted, and a physical activity monitor (ActivPAL device) will be applied to be worn one week to allow us to understand their usual PA. A clinical ethnographic interview will then be conducted one week following enrollment, at which point the questionnaires and ActivPAL device will be collected. A second clinical ethnographic interview will be conducted one week following the first. Survey data will again collected at week 15 by mail.