During pregnancy, certain yoga poses can cause discomfort or complications. Discover what poses to avoid with the help of a certified yoga instructor in this free video. Expert: Amy Newman Bio: Amy Newman has been teaching people how to get into shape through fitness since 1985. Filmmaker: Christopher Rokosz Series Description: Yoga poses and exercises promote balance, strength, harmony and health for all levels of practitioner. Discover the benefits of a yoga routine in this free video series by a certified yoga instructor.