fear is the Biggest Enemy of a Person what is fear? Fear is one of the most basic human emotions. It is programmed into the nervous system and works like an instinct. From the time we're infants, we are equipped with the survival instincts necessary to respond with fear when we sense danger or feel unsafe. Fear helps protect us. It makes us alert to danger and prepares us to deal with it. Feeling afraid is very natural — and helpful — in some situations. Fear can be like a warning, a signal that cautions us to be careful. Like all emotions, fear can be mild, medium, or intense, depending on the situation and the person. A feeling of fear can be brief or it can last longer. How Fear Works? When we sense danger, the brain reacts instantly, sending signals that activate the nervous system. This causes physical responses, such as a faster heartbeat, rapid breathing, and an increase in blood pressure. Blood pumps to muscle groups to prepare the body for physical action (such as running ...
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