Modern Day Fight or Flight
I have always found it intriguing how much of our behaviour today is something that our ancestors have practiced and discovered many many many moons ago. It's the adaptive nature of these behaviours that make survival possible. I'm a big believer in that, at the end of the day, we all carry a reptilian brain which defaults our behaviour to that of animalistic tendencies. Allow me to illustrate Take the idea of fight or flight. The fight or flight phenomenon is what protects us from harm. When we interpret threat in our environment, a domino effect of events occur. Neurotransmitters are released from the brain as a result of stimulation of the amygdala, the emotion centre of our brain. These neurotransmitters signal to our adrenal glands to release adrenaline and cortisol. Adrenaline increases our heart rate, raises our blood pressure, dilates our pupils, and sends blood to our extremities. Cortisol breaks down glucose for energy and prepares our immune system in ...