on fear

irecho: Can you tell me what 's "fear"?
Wikipedia: Fear is a powerful, unpleasant feeling of risk or danger, either real or imagined.
irecho: Does everyone experience fear?
Wikipedia: Psychologists such as John B. Watson and Paul Ekman have argued that fear, along with a few other basic emotions such as joy and anger, are innate in all human beings. So yes, its common among human, as well as varieties of organisms.
irecho:So, why do I feel fear?
Wikipedia: Fear also serves as motivation to escape to safety. As, in brain, hormones are released centering the attention on the threat always looking for the most accurate reaction.
irecho: How many kinds of fear are there?
Wikipedia: Fear can be distinguished into serious fear, metus gravis, and trifling fear, metus levis. For serious fear, it grows out of the discernment of some formidable impending peril. Trifling fear is that which arises from being confronted with harm of inconsiderable dimensions, or, at any rate of whose happening there is only a slender likelihood.
irecho:So, can you tell me something more about it?
Wikipedia: Fear can be described by different terms in accordance with its relative degrees. Personal fear varies extremely in degree from mild caution to extreme phobia and paranoia. Fear is related to a number of emotional states including worry, anxiety, terror, fright, paranoia, horror, panic (social and personal), persecution complex and dread. Fears may be a factor within a larger social network, where in personal fears are synergetically compounded as mass hysteria.
irecho: Oh... ok ok then how should I overcome it?
Wikipedia: ... I am sorry, irecho, we don't have the piece of information here. Maybe you can start with describing it first.
irecho (whispered to herself) :God, I think I might need to talk with my psychologist again, but she's out of town right now.