Open Yale Courses (OYC) provides lectures and other materials from selected Yale College courses to the public free of charge via the Internet. The courses span the full range of disciplines, including humanities, social sciences, and physical and biological sciences. Topics in health area include public health, nutrition, maternal health, tropical medicine and much more. Each course includes a full set of class lectures produced in video accompanied by such other course materials as syllabi, suggested readings, exams, and problem sets. The lectures are available as downloadable videos, and an audio-only version is also offered. In addition, searchable transcripts of each lecture are provided.