Why Your Brain Needs #Exercise - Scientific American
▻https://www.scientificamerican.com/article/why-your-brain-needs-exercise
It is by now well established that exercise has positive effects on the brain, especially as we age.
Less clear has been why physical activity affects the brain in the first place.
Key events in the evolutionary history of humans may have forged the link between exercise and brain function.
Cognitively challenging exercise may benefit the brain more than physical activity that makes fewer cognitive demands.