Understanding the Physical Impact of Prolonged Stress You’ve probably noticed how your body reacts when you’re stressed—your heart races, your palms sweat, your muscles tense. These are the immediate, visible signs of your stress response in action. But what you can’t see is equally important: chronic stress is literally changing the structure and function of […]
The Fight or Flight Response is Controlled by What Part of the Brain?
The fight or flight response is controlled by the amygdala, which is located in both hemispheres of the brain, within the temporal lobes. When you sense a threat or are fearful, this sets off the amygdala, which then sets off the sympathetic nervous system and the HPA axis (hypothalamic-pituitary-adrenal axis). The following diagram illustrates how the amygdala […]
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