Your brain does not “switch off” in fight or flight, and that tiny difference can change how you handle stress, anxiety, and conflict at home. I’m taking on a set of popular nervous system one liners many of us repeat because they’re memorable and useful, then gently myth busting them so you walk away with a deeper, calmer understanding of what is actually happening inside you.

We start with the classic claim that your thinking brain goes offline. The truth is more nuanced: under significant stress, the balance of communication across brain systems shifts. The prefrontal cortex is still there, but abilities like planning, flexible thinking, impulse control, and long term reasoning become less effective while threat related signals get prioritised. That’s why logical questions land badly in heated moments, and why the real skill is learning to turn down the volume on panic and turn up access to perspective.

From there, we reframe the “reptilian brain takes over” story. Instead of labelling stress responses as primitive or irrational, we treat them as protection. We also explore why your body can react strongly to anticipation, memory, and imagination even when you are physically safe, and we clear up dopamine myths by separating wanting from enjoying. Finally, we revisit “your body knows the answer” with compassion: sensations are valuable information, but they are not infallible instructions, so fluency matters more than obedience.

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