Uploaded March 2026 | Updated September 2026, 3 weeks ago

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Cortisol is your body’s main stress hormone. In short bursts, it helps you stay alert and focused.

But when it stays high, it changes your brain. Memory and learning weaken. Decision-making and impulse control falter. Emotional reactivity spikes.

Chronic stress isn’t just feeling frazzled—it literally reshapes your brain.

The good news? These changes can often be reversed when stress is managed. Your brain is resilient, but it needs support.

#Cortisol #ChronicStress #BrainHealth #MentalWellness #DrTraceyMarks