This study will use multiple levels of analysis to determine
mechanisms by which amylin, a pancreatic-and-brain-derived peptide,
acts in the mesolimbic reward system of the brain to reduce body
weight and decrease food intake.
Caffeine is the most widely used psychoactive substance in the
world and its use is increasing among children. Although considered
safe, the majority of empirical data on the effects of caffeine
have been collected in adults.