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16 de feb. de 2023 · Fear is an adaptive emotion that mobilizes defensive resources upon confrontation with danger. However, fear becomes maladaptive and can give rise to the development of clinical anxiety when it...
16 de feb. de 2023 · Fear is an adaptive emotion that mobilizes defensive resources upon confrontation with danger. However, fear becomes maladaptive and can give rise to the development of clinical anxiety when it exceeds the degree of threat, generalizes broadly across stimuli and contexts, persists after the danger is gone or promotes excessive avoidance behaviour.
The main function of fear and anxiety is to act as a signal of danger, threat, or motivational conflict, and to trigger appropriate adaptive responses. For some authors, fear and anxiety are undistinguishable, whereas others believe that they are distinct phenomena.
1 de ene. de 2013 · Much of this fragmentation, and much of the excitement, comes from the highly interdisciplinary nature of how fear is being investigated. A flurry of neurobiological data has come from two technical developments: fMRI (applied to humans) and optogenetics (applied to mice).
27 de oct. de 2017 · Fear may be as simple as a cringe of an antenna in a snail that is touched, or as complex as existential anxiety in a human. Whether we love or hate to experience fear, it’s hard to deny that...
20 de jul. de 2023 · Fear is an essential survival mechanism, helping individuals react to potentially life-threatening situations. It can respond to immediate, tangible threats and more abstract or future concerns. Fear can also be learned through past experiences or observations.
Fear is an intensely unpleasant primal emotion in response to perceiving or recognizing a danger or threat. Fear causes psychological changes that may produce behavioral reactions such as mounting an aggressive response or fleeing the threat.
