Why Humans Experience Fear

The Thoughts of We

The physiological and behavioral changes associated with fear are highly correlated with the intensity of the arousal evoked by a particular physical stimulus. These changes are a result of a primitive mechanism to protect an organism from danger. It may have also evolved to help an organism avoid death. This response to threats, called a primitive fear, elicits a wide variety of behaviors. In fact, different types of fear trigger different neural structures in the brain.

Why Humans Experience Fear

Researchers have suggested that fear is a cohesive concept with fewer subtypes than memory. For example, animals lower their heads and tails when they are afraid of a threatening situation. This is similar to the behavior of humans. The underlying mechanism explains why humans experience fear. Interestingly, these behaviors are a consequence of a physiological process called arousal, which increases the likelihood of survival. The psychological mechanisms responsible for these actions depend on the…

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