Intermittent fasting is more than a diet trend. Research shows it rewires your brain, boosts memory, and slows cognitive aging. Fasting activates the left inferior frontal orbital gyrus, enhancing self-control and executive function. PMID: 34579042 Fasting changes your gut microbiome, producing metabolites that travel to the brain and influence mood, focus, and inflammation. It also increases Brain-Derived Neurotrophic Factor (BDNF), the protein that fuels neuroplasticity and memory formation. P