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Why does a person need the flight or fight response?

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People need the fight or flight response as it helps your body to survive any life-threatening danger. The fight or flight response also occurs instantaneously, without even having to think about it. So it is a reflex that occurs automatically when there is a danger present, and it instantly prepares your body to either fight the danger, or to disappear from the danger (run from it or freeze in place).

The following video explains in detail the fight or flight response:

answered Dec 7, 2015 by drcarlo (295,840 points)