Extreme Morning Sickness Genes Identified

Morning sickness is not an uncommon condition associated with pregnancy for most women. However, in a small percentage of women (up to 2%), an extreme form of morning sickness called hyperemesis gravidarum (HG) can present as much more than temporary discomfort, putting both mother and fetus at grave risk. Now, a new study led by investigators at UCLA has identified two genes associated with HG, whose cause has not been determined in previous studies.Findings from the new study—published t