Hyperemesis Gravidarum (Morning Sickness X’s 100) Tara Carpenter, NC, CPES. Nutrition Consultant specialized in helping people regain natural gut microbiome after yeast, bacteria, parasitic, and viral infections. Originally published on February 24, 2017. Hyperemesis gravidarum (HG) is a rare, serious condition affecting 0.5–2.0% of pregnant women and when broken down means hyper=over-excessive/severe, emesis=vomiting, gravidarum=pregnancy; or […]