Collaborative efforts among community members, health care professionals, and faith-based institutions can prove valuable in efforts to improve community health. This study used data obtained from before and after health risk assessment surveys to assess participant's knowledge of risk factors leading to chronic diseases among African Americans in an underserved community of Alabama. Data obtained from activity logs and health screening sessions was used to assess effect of knowledge gained on lifestyle practices. The study findings support the need for ongoing population-specific education program development in religious institutions located inside underserved communities. © Taylor & Francis Group, LLC.