Stress can cause negative changes in the brain from "summary" of Evolve Your Brain by Joe Dispenza
When we experience stress, our body goes into fight-or-flight mode, releasing a cascade of stress hormones such as cortisol and adrenaline. These hormones are meant to help us deal with immediate threats in our environment, but when stress becomes chronic, these hormones can wreak havoc on our brain. Prolonged exposure to stress hormones can cause negative changes in the brain, specifically in the hippocampus, the part of the brain responsible for memory and learning. High levels of cortisol can actually shrink the hippocampus, impairing our ability to retain information and form new memories. This can lead to difficulties in concentration, focus, and cognitive...
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