Jim Kwik explains how daily food choices can protect against brain aging. He highlights five key foods—blueberries, avocados, wild salmon, dark chocolate/matcha, and leafy greens—and the specific ways each supports memory, focus, and neuronal health. The episode also covers the research linking poor nutrition to reduced brain volume and offers simple swaps and routine tips.
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Research shows that poor nutrition is linked to smaller brain volumes, including reductions in the hippocampus, the region critical for memory and learning.