Thursday 5 November 2015

#51 Nervousness (English)

Nervousness

             Whether you are waiting for an exam, about to start an important presentation or at the start of a race, we've all experienced nervousness. But have you ever wondered why this happens? In this short article we will tell you why.

             In stressful situations, your brain sends a signal from the pituitary gland all the way to the kidneys where your adrenal gland resides; this is where adrenaline is released. You’ve felt it before, the rapid heart rate, dilating pupils and increased circulation in your muscles. It's all part of the "fight or flight" response which developed in our evolutionary history to help us survive. However this response isn't all or nothing, there are degrees reaction, according to the perceived threat or importance you attach to the outcome. So something like an interview, which presents a challenge, stimulates the same biological reaction that a threat to your life does, just to a smaller degree. 

             Have you ever felt those nervous butterflies in your stomach? This is because adrenaline helps redirect blood and energy to the most important parts of your body during stress, like the heart and muscles, and also away from your digestive system causing the blood vessels to close around your stomach, which leads to that tingling sensation.

             There are some effective tricks the athletes do in order to handle a huge stress they go through before competitions. The concept of 'mental imagery' is a widely used method in popular sport. With 'Cognitive Specific' imagery an athlete simply imagines themselves practicing a technique or skill before competing or training. While it may sound crazy, this actually stimulates the relevant neurons in the brain, and has been shown to enhance the specific skill. 'Motivational Specific' imagery on the other hand encourages athletes to recall the feeling of winning an event or beating a competitor as a motivational tool. This way by imagining yourself as focused, tough and having positive thoughts prior to competition, you can easily deal with stressful situations in your life.

KAA

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