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During a panic attack, the body's stress response is triggered which can cause the small vessels of the heart to tighten, leading to chest pain. The body's nervous system and rapid breathing during a panic attack can cause spasming of the arteries of the heart (also known as vasospasm). This can reduce blood flow to the heart, causing damage to ...
12% per year [4][8] Anxiety disorders are a group of mental disorders characterized by significant and uncontrollable feelings of anxiety and fear such that a person's social, occupational, and personal functions are significantly impaired. [2] Anxiety may cause physical and cognitive symptoms, such as restlessness, irritability, easy fatigue ...
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 ...
Panic disorder. Panic disorder is a mental and behavioral disorder, [5] specifically an anxiety disorder characterized by reoccurring unexpected panic attacks. [1] Panic attacks are sudden periods of intense fear that may include palpitations, sweating, shaking, shortness of breath, numbness, or a feeling that something terrible is going to ...
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 ...
Death anxiety. Death anxiety is anxiety caused by thoughts of one's own death, and is also known as thanatophobia (fear of death). [1] Individuals affected by this kind of anxiety experience challenges and adversities in many aspects of their lives. [2] Death anxiety is different from necrophobia, which refers to an irrational or ...
Psychological stress. In psychology, stress is a feeling of emotional strain and pressure. [1] Stress is a form of psychological discomfort and mental discomfort. Small amounts of stress may be beneficial, as it can improve athletic performance, motivation and reaction to the environment. Excessive amounts of stress, however, can increase the ...
Frequency. ~5%. Hypochondriasis or hypochondria is a condition in which a person is excessively and unduly worried about having a serious illness. Hypochondria is an old concept whose meaning has repeatedly changed over its lifespan. [1] It has been claimed that this debilitating condition results from an inaccurate perception of the condition ...