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Anxiety may cause physical and cognitive symptoms, such as restlessness, irritability, easy fatigue, difficulty concentrating, increased heart rate, chest pain, abdominal pain, and a variety of other symptoms that may vary based on the individual. [2] In casual discourse, the words anxiety and fear are often used
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 happen.
Anxiety is an emotion 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]
Stress is highly individualized and depends on variables such as the novelty, rate, intensity, duration, or personal interpretation of the input, and genetic or experiential factors. Both acute and chronic stress can intensify morbidity from anxiety disorders. One person's fun may be another person's stressor.
On the other hand, other medications that increase dopamine levels have also been found to improve anxiety. [42] Many physical symptoms of anxiety, such as rapid heart rate and hand tremors, are regulated by norepinephrine. Drugs that counteract norepinephrine's effect may be effective in reducing the physical symptoms of a panic attack. [42]
[1] [3] Other conditions that can produce similar symptoms include separation anxiety, post-traumatic stress disorder, and major depressive disorder. [1] The diagnosis of agoraphobia has been shown to be comorbid with depression, substance abuse, and suicide ideation. [6] [7] Without treatment, it is uncommon for agoraphobia to resolve. [1]
Social anxiety disorder is distinct from the personality traits of introversion and shyness. [3] [4]Social anxiety disorder (SAD), also known as social phobia, is an anxiety disorder characterized by sentiments of fear and anxiety in social situations, causing considerable distress and impairing ability to function in at least some aspects of daily life.
Anxiety can come in different forms and panic attacks can lead to panic disorders which is the recurrence of unexpected panic attacks. [7] Other related anxiety disorders include social anxiety disorder, generalized anxiety disorder, obsessive compulsive disorder (OCD), various types of phobias, and post traumatic stress disorder (PTSD). [8]