@livelongerlivebetter: Sleep too little OR too much? Both age your brain faster. I'm talking about a study that mapped 23 biological clocks—and the results surprised me. What's your magic sleep number? #BrainHealth #SleepScience #AgingWell #CognitiveHealth #MemoryMatters Follow for a new video every day on brain and body health. Disclaimer: This content is general information, not medical advice. Always talk to your doctor before making any health decisions.

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Monday 31 August 2026 15:54:43 GMT