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Exercise Boosts Brain Power: BDNF Surge Revealed
16 Mar
Summary
- Aerobic exercise releases brain-derived neurotrophic factor (BDNF) within 15 minutes.
- Increased physical fitness leads to greater BDNF release after exercise.
- Higher BDNF levels correlate with improved decision-making and self-control.
A brief 15-minute exercise session can profoundly impact brain health by flooding the brain with BDNF, a protein vital for supporting new and existing brain cells. Researchers discovered that the amount of BDNF released after exercise increases as a person's overall fitness level improves.
This effect was demonstrated in a 12-week study where participants improved their aerobic fitness. By the study's conclusion, participants showed a larger spike in BDNF levels post-exercise compared to the beginning. These heightened BDNF levels were associated with positive changes in the prefrontal cortex, which is responsible for decision-making and self-control.
The study suggests that enhancing physical fitness can amplify the brain's BDNF response to exercise, potentially improving executive functions. These results provide deeper insight into the mechanisms by which regular physical activity benefits cognitive abilities and brain well-being over time.
