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Anxiety is an emotion which is characterised by an unpleasant state of inner turmoil and includes feelings of dread over anticipated events. [1][2][3] Anxiety is different from fear in that fear is defined as the emotional response to a present threat, whereas anxiety is the anticipation of a future one. [4] It is often accompanied by nervous ...
Anxiety disorders differ from developmentally normal fear or anxiety by being excessive or persisting beyond developmentally appropriate periods. They differ from transient fear or anxiety, often stress-induced, by being persistent (e.g., typically lasting 6 months or more), although the criterion for duration is intended as a general guide ...
Stress (biology) Schematic overview of the classes of stresses in plants. Neurohormonal response to stress. Stress, whether physiological, biological or psychological, is an organism's response to a stressor such as an environmental condition. [1] When stressed by stimuli that alter an organism's environment, multiple systems respond across the ...
Generalized anxiety disorder (GAD) is a mental and behavioral disorder, [5] specifically an anxiety disorder characterized by excessive, uncontrollable and often irrational worry about events or activities. [6] Worry often interferes with daily functioning, and individuals with GAD are often overly concerned about everyday matters such as ...
Epigenetics of anxiety and stress–related disorders is the field studying the relationship between epigenetic modifications of genes and anxiety and stress-related disorders, including mental health disorders such as generalized anxiety disorder (GAD), post-traumatic stress disorder, obsessive-compulsive disorder (OCD), and more.
Relaxation (psychology) Mental state in terms of challenge level and skill level, according to Csikszentmihalyi 's flow model. [1] (. Click on a fragment of the image to go to the appropriate article) In psychology, relaxation is the emotional state of low tension, in which there is an absence of arousal, particularly from negative sources such ...
978-0-7167-3210-5. Why Zebras Don't Get Ulcers is a 1994 (2nd ed. 1998, 3rd ed. 2004) book by Stanford University biologist Robert M. Sapolsky. The book includes the subtitle "A Guide to Stress, Stress-related Diseases, and Coping" on the front cover of its third edition.
Negative affect is the factor that is common to both anxiety and depression. Negative affect can be defined as, "the extent to which an individual feels upset or unpleasantly engaged, rather than peaceful". [1] It involves negative mood states such as subjective distress, fear, disgust, scorn, and hostility. [9]
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