Insight by Science
Very high volume or extreme training impairs immediate cognitive function because exhaustive exercise depletes energy reserves and pushes stress hormones to maladaptive levels that disrupt neural processing and learning.
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See all →Resistance training supports white matter health because it raises circulating IGF-1, a growth factor that promotes myelination and helps preserve the integrity of executive function networks.
Training that boosts processing speed reduces long term dementia risk because forcing faster visual and auditory processing strengthens cortical networks vulnerable in dementia, and periodic booster sessions help sustain those protective gains.
