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- DictionaryFight or flight
- ▪ the instinctive physiological response to a threatening situation, which readies one either to resist forcibly or to run away
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The fight-or-flight or the fight-flight-freeze-or-fawn (also called hyperarousal or the acute stress response) is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival. It was first described by Walter Bradford Cannon. His theory states that animals react to threats with a general discharge of the sympathetic nervous system, preparing the anim... Wikipedia