The Complete Chinese Nutrition DVD Series contains 16 videos and more than 4 hours of content. Once purchased and downloaded to your computer, the video files are yours to keep to watch as often as you like. Each shrink-wrapped box contains two DVDs with 6 education videos: An introduction to Chinese medicine Chinese medical nutrition One video for each organ system paired, organized by the season they are associated with: i.e. Late-summer, Autumn, Winter, Spring, and Summer