A frosted Oreo-style cupcake can modulate the brain’s reward circuitry more sharply than a spoonful of table sugar, even when the total calories match. What looks like a harmless mini-dessert actually delivers a carefully engineered mix of sugar, fat and texture that lights up dopaminergic pathways in the striatum within minutes of eating.The key is how this snack exploits basic neurobiology. Rapi...More