Imagine a situation where you are too small to win a fight and unable to run away. In this case, the brain and the rest of the body prepare for injury. Your heart rate goes down. You release your body’s own painkiller—opioids. You disengage from the external world and psychologically flee into your inner world. Time seems to slow. You may feel like you are in a movie, or floating and watching things happen to you. This is all part of another adaptive capability, called dissociation. For babies and very young children, dissociation is a very common adaptive strategy; fighting or fleeing won’t
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