Link between physical and mental activity?

AI Thread Summary
The discussion centers on the connection between physical and mental activity, highlighting how exercise can enhance alertness and cognitive function. Engaging in light aerobic exercise, such as jogging or leisurely walks, is noted to stimulate brain activity, potentially improving focus and problem-solving abilities. The physiological mechanisms behind this include increased heart rate, greater blood flow, and the release of catecholamines and endorphins, all of which contribute to heightened mental clarity. Additionally, research indicates that regular exercise promotes neurogenesis, or the growth of new neurons, which further supports learning and memory enhancement. Overall, the consensus is that physical activity plays a significant role in boosting mental performance and cognitive health.
wasteofo2
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Is there a link between physical and mental activity?

For instance, when I'm feeling tired, often if I exercise, if I don't do it to strenuosly, afterwards I'll feel much more awake and alert. I would assume that since your heart gets pounding faster and your body sort of wakes up, that your brain would too. But then, assumptions have no reason to be right.

So if you get your body moving, your heart pounding, does it stimulate your brain as well? If you're tired and need to do some sort of work (write a paper, solve problems), would jogging a mile before hand help wake you up and allow you to do it better?
 
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Light aerobic exercise does get the brain juices flowing. Various factors could be at play here : greater arousal state due to catecholamines, endogenous mineralosteroids and corticosteroids, etc., greater blood flow to all organs and so on.

I find that leisurely walks allow me to focus on a problem better.
 
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Grow new neurons just add excercise

wasteofo2 said:
Is there a link between physical and mental activity?

For instance, when I'm feeling tired, often if I exercise, if I don't do it to strenuosly, afterwards I'll feel much more awake and alert. I would assume that since your heart gets pounding faster and your body sort of wakes up, that your brain would too. But then, assumptions have no reason to be right.

So if you get your body moving, your heart pounding, does it stimulate your brain as well? If you're tired and need to do some sort of work (write a paper, solve problems), would jogging a mile before hand help wake you up and allow you to do it better?

Here's another benefit of excercise for mental activity:

Exercise Improves Learning and Memory

Chalk up another benefit for regular exercise. Investigators from the Howard Hughes Medical Institute (HHMI) have found that voluntary running boosts the growth of new nerve cells and improves learning and memory in adult mice.

"Until recently it was thought that the growth of new neurons, or neurogenesis, did not occur in the adult mammalian brain," said Terrence Sejnowski, an HHMI investigator at The Salk Institute for Biological Studies. "But we now have evidence for it, and it appears that exercise helps this happen."

http://www.hhmi.org/news/sejnowski.html
 
Excercise also releases endorphins in the brain.
 
I've been reading a bunch of articles in this month's Scientific American on Alzheimer's and ran across this article in a web feed that I subscribe to. The SA articles that I've read so far have touched on issues with the blood-brain barrier but this appears to be a novel approach to the problem - fix the exit ramp and the brain clears out the plaques. https://www.sciencealert.com/new-alzheimers-treatment-clears-plaques-from-brains-of-mice-within-hours The original paper: Rapid amyloid-β...
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