Mechanisms… When you inhale a scent, the odor molecules travel directly to the limbic system of the brain, which includes the amygdala (emotion center) and hippocampus (memory center), bypassing the usual sensory processing pathways. This direct link explains why smells can trigger immediate and intense emotional responses and vivid autobiographical memories (the “Proust effect”). Olfactory receptors also exist in skin cells and can respond to scents. Did You Know? Scents can