Background: Sex differences in eating behavior are well documented, but it is not known
whether these differences have neuroanatomical correlates. Recent neuroimaging studies
have provided functional maps of the human cerebral areas activated in response to hunger
and satiation. Objective: The objective of this study was to assess whether the brain's
response to a meal is sex-specific. Design: Using positron emission tomography, we
measured regional cerebral blood flow, a marker of neuronal activity, to investigate the …