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Jul 20, 2023 · In such cases, seeking professional help and support can be beneficial in managing and overcoming the fear. Biochemical Reaction. Fear is a normal response to many situations and comprises two primary reactions: biochemical and emotional. The biochemical reaction to fear causes our bodies to respond to perceived threats in the environment.
Apr 20, 2024 · Psychologists define fear as a protective, primal emotion that evokes a biochemical and emotional response. Fear alerts us to the presence of danger or the threat of harm, whether that danger is physical or psychological. Whereas the biochemical changes that fear produces are universal, emotional responses are highly individual.
The biological bases of fear and anxiety are now recognized, and the major brain structures and neuronal circuits involved in emotional information processing and behavior are delineated. Emotional and cognitive processes cannot be dissociated, even when considering such a basic emotion as fear.
- Thierry Steimer
- 10.31887/DCNS.2002.4.3/tsteimer
- 2002
- 2002/09
Oct 27, 2017 · The fear response starts in a region of the brain called the amygdala. This almond-shaped set of nuclei in the temporal lobe of the brain is dedicated to detecting the emotional salience of the ...
Fear is a vital response to physical and emotional danger that has been pivotal throughout human evolution, but especially in ancient times when men and women regularly faced life-or-death situations.
- Throughout human history, certain animals, such as snakes and spiders, have caused high numbers of deaths. Thus, some researchers believe, men and...
- Research shows that babies do not appear to show signs of fear until around 8 to 12 months of age, usually in response to new people or events, but...
- There are times when people actively pursue experiences that could scare them, like a roller coaster or a haunted house attraction . Some research...
- Some feelings commonly described as “fears” are not strictly phobias, but mental obstacles that limit people’s actions and decisions, often prevent...
- Agoraphobia is the fear of situations that would be difficult to escape from or from which it would be difficult to get help, such as being in a mo...
- Fear of heights is a common phobia, and one that is often experienced intensely. In fact, the symptoms often mirror those of a panic attack, includ...
- It’s often stated that the fear of public speaking is the most common phobia. It isn’t; only about one in four people report experiencing it. But w...
- Preparation, practice, support from others, and learning to put oneself in a calmer, more relaxed state can all help ease the fear of public speaki...
- Clown-like characters have been a part of popular culture for centuries. Yet some people have always found them creepy, and about 2 percent of the...
Oct 30, 2021 · Triggering the response. The fight-or-flight response begins in the amygdala, which is an almond-shaped bundle of neurons that forms part of the limbic system. It plays an important role in the ...
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Mar 20, 2017 · While fear is an adaptive component of response to potentially threatening stimuli, too much or inappropriate fear accounts for chronic psychiatric disorders, including PTSD and phobias. Understanding the neurobiological basis of fear is therefore critical at elucidating the mechanisms improving treatments of these fear-related pathologies.
