Although the fundamental principles of health education remain unchanged, the practice of health education continues to evolve in response to the rapidly changing lifestyles and technological advances. Emerging health risks are often associated with these lifestyle changes. The purpose of this article is to address the role of health educators when scientific uncertainty exists about these emerging topics. Specifically, how can health educators ensure that their information is both current and credible, and what can health educators do to educate the public about minimizing potential risk factors.