Scientists reveal how exercise protects the brain from Alzheimer’s

Exercise may sharpen the mind by repairing the brain’s protective shield. Researchers found that physical activity prompts the liver to release an enzyme that removes a harmful protein causing the blood-brain barrier to become leaky with age. In older mice, dialing down this...

🔗 Read more: https://www.sciencedaily.com/releases/2026/02/260219040752.htm

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