Lisa MurphyFounder and Luminaria at Limited to Limitless Transformational Consultants

What Chronic Stress Does to Your Brain & Body | Understanding Cortisol

8 Oct 2026 · 1 min

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Chronic stress floods your body with cortisol, keeping you in a state of constant fear. This hormonal cascade can trigger autoimmune disease as your brain works to identify what you're afraid of, even when the threat isn't real.

Autoimmune diseases, of which I have a couple, are actually body's physiological demonstration of fear. And when your body is pumping cortisol all the time, that's your stress hormone, right? And you're afraid of many things all the time. Other parts of your body separate from your prefrontal cortex, which is your subconscious thoughts. Your body's trying to figure out what is it that's making us so scared? You know, what is it? What's the issue?

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