9 foods a neurologist always buys at the grocery store for better brain health

Dr. Aaron Lord said he cooks homemade meals full of veggies, olive oil, and quinoa for better brain health.

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• A neurologist said he stocks up on brain foods like nuts, olive oil, leafy greens, and coffee.
• Simple swaps like eating homemade popcorn instead of chips can protect your brain as you age.
• Good nutrition can reduce the risk of Alzheimer's and stroke while improving focus and performance.

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