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  "path": "/2026/04/17/exercise-brain-derived-neurotrophic-factor/",
  "publishedAt": "2026-04-18T03:34:38.000Z",
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  "textContent": "STORY AT-A-GLANCE Your brain produces more of a key growth protein during exercise only after your fitness improves, meaning the same workout becomes more powerful for your focus and mental clarity over time A 12-week training period is the tipping point where your brain begins responding more strongly, so short bursts of exercise without consistency […]",
  "title": "Exercise Triggers More Brain-Boosting Protein in Fit People"
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