Understanding the Biology of Fear

| Total Words: 563

The emotion known as fear, evolutionary biology claims, is an integral part of a person’s survival instinct. Observing animals can easily confirm this statement. Terror at the prospect of being killed and eaten is the driving force behind the gazelle’s rapid dash across the African savanna. Terror of being pushed out of her fertile hunting grounds pushes the lioness to bite and tear into the flesh of the aforementioned gazelle. Fear is just as omnipresent among humans as it is among animals, and in the past, it was just as crucial to survival. Interestingly enough, recent research is starting to show that there is a lot more science to the sensation of fear than most people would believe.

Science has shown that being afraid triggers the fight or flight response in people, but research conducted by the neuroscience department of New York University claim that it does not end there. The body obviously feels the most drastic effects of being terrified or afraid. A host of hormones and biochemicals, like adrenaline, are pumped into every area of the body. These prepare a person, in case the need to physically perform beyond their standard levels are needed. The...

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