An Excerpt from the book Beyond Morning Sickness: Battling Hyperemesis Gravidarum:Effects of Hyperemesis GravidarumA hyperemetic mother can vomit between four and twenty (or more) times a day for months. If, starting at six weeks, a particular woman vomits an average of fifteen times a day she will have endured several hundred emetic episodes by twenty weeks. Imagine the discomfort of vomiting...