Impact of Running on Brainpower

Recent Research Findings

Research conducted in recent years reveals that running not only enhances physical fitness but also positively influences brainpower. The effects on the brain can differ among individuals based on their running preferences, whether sprinting or long-distance. Notably, the mental health benefits of running encompass improved emotion regulation, cognitive flexibility, and enhanced learning capabilities.

Summary of Key Findings

In an article from the British Psychological Society’s Research Digest, author Christian Jarrett reviews various studies and highlights ten significant ways running can impact brain function.

Neural Connectivity and Cognitive Engagement

Running has the potential to alter the brain’s wiring, leading to increased connectivity among different neural regions, which in turn enhances cognitive engagement.

Benefits of Intense Sprinting

Engaging in intense sprinting, such as performing 10-second sprints for a total of ten minutes, has been shown to improve executive functioning immediately after the exercise and for up to 45 minutes. Such intense activity is believed to enhance learning abilities, supported by findings that suggest a stronger capacity to learn and remember new information is associated with elevated levels of dopamine, epinephrine, and norepinephrine released during running.

Interval Training and Cognitive Flexibility

Interval training, characterized by alternating fast running (200m-1,000m) with rest periods, has been linked to improved cognitive flexibility. Participants demonstrated better adaptability in responding to quick changes in task instructions following seven weeks of this training regimen.

The Runner’s High and Emotional Regulation

Many runners experience a state of euphoria known as the “runner’s high,” which may be attributed to increased endorphin levels and other brain chemicals like endocannabinoids. These substances interact with brain receptors similar to those affected by cannabis. While scientific studies have not established a definitive correlation, many runners claim that the act of running helps to calm the mind and diminish feelings of worry and rumination.

Short Jogging and Emotional Management

Even a brief jog has been shown to assist individuals in managing negative emotions more effectively.

Neurogenesis in Animal Studies

Research conducted with rats and mice indicates that running is associated with the promotion of new neuron growth.

Effects of Extreme Endurance Running

Extreme endurance events, such as the Trans-Europe-FootRace, where participants cover 3,000 miles over 64 days, have been found to temporarily reduce brain grey matter by approximately 6%. This reduction is significant; normal aging typically results in a 0.2% annual decline in grey matter volume. Fortunately, studies show that the pre-race grey matter volume is fully restored within eight months following the event.

Long-Term Effects of Marathon Running

Interestingly, the satisfaction derived from completing a marathon appears to diminish the recollection of the physical pain experienced during the race, such as blisters and cramps.

Conclusion

These findings underscore the profound effects of running on cognitive function as well as overall health and fitness. They suggest that incorporating more opportunities for intense physical exercise into daily routines at schools or workplaces may enhance overall performance.

Reference

Jarrett C. Minds Run Free. The British Psychological Society. April 3, 2017. https://www.bps.org.uk/psychologist/minds-run-free.