Heavy Metals & the Limbic System 🧠💡 Exploring the Intricacies of the Limbic System and Heavy Metal Effects 💡🧠 The limbic system is a key brain network responsible for emotions, memories, and behavioral responses. It includes the amygdala , hippocampus , and hypothalamus . Heavy metals can have profound effects on this system: Neurotoxicity: Metals such as lead, mercury, and cadmium can cross the blood-brain barrier and accumulate in the limbic system, disrupting functi