The Social Marketing for Nutrition and Physical Activity Web course trains public health professionals in the basics of social marketing with an emphasis on implementing nutrition and physical activity social marketing programs. The course includes the following seven modules: Social Marketing Basics, Problem Description, Formative Research, Strategy Development, Intervention Design, Evaluation, and Implementation. Students have a chance to interact with and provide advice to a fictional program planner who is struggling with common challenges. The course includes tips for working with limited resources, worksheets, a glossary, and links to multiple resources.