I Had Hyperemesis Gravidarum: 3 times Tara Carpenter, NC., CPES. I had severe morning sickness, a.k.a. hyperemesis gravidarum (HG), with all three of my pregnancies and each was worse than the one before …. 12 weeks with my first son, 15 weeks with my daughter that I miscarried, and the full 40 weeks with […]