FREQUENCY OF OVERWEIGHT AMONG PREGNANT WOMEN As the prevalence of obesity has risen in developed countries, overweight among pregnant women has become increasingly common. In the United States, the incidence of obesity among pregnant women ranges from 18.5% to 38.3%, according to the cohort studied and the cutoff point used to define overweight (1–6). Pregravid overweight is therefore one of the most frequent high-risk obstetric situations. To determine the frequency of obesity during pregnancy in a region where the incidence of obesity in the general population is low, we undertook a study in Montpellier, France. Our series included 435 pregnant women seen consecutively at the Obstetric and Gynecology Department of Montpellier University Hospital during the third trimester of their pregnancy. The women were