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Paroxysmal sympathetic hyperactivity (PSH) is a syndrome that causes episodes of increased activity of the sympathetic nervous system. Hyperactivity of the sympathetic nervous system can manifest as increased heart rate, increased respiration, increased blood pressure, diaphoresis, and hyperthermia. [1]
Scientists have suggested a link between anxiety and an overactive nervous system, but this has not been confirmed. Psychological factors include psychological damage or struggles, such as excessive stress or trauma. Environmental factors are often linked to psychological factors, as things that cause stress or trauma are environmental factors.
The sympathetic nervous system prepares our body for strenuous physical activity (i.e. fight or flight) by affecting different bodily functions such as increasing heart rate, increasing breathing, sweating and many others, leading to the physical symptoms that accompany a panic attack. [37]
Hyperreflexia is overactive or overresponsive bodily reflexes. Examples of this include twitching and spastic tendencies, which indicate disease of the upper motor neurons and the lessening or loss of control ordinarily exerted by higher brain centers of lower neural pathways. [citation needed] Spinal cord injury is the most common cause of ...
There are a wide variety of symptoms that have been found to be associated with sensory overload. These symptoms can occur in both children and adults. Some of these symptoms are: Irritability "Shutting down," or refusing to participate in activities and interact with others; Over-sensitivity to touch, movement, sights, or sounds
Research has found that children experiencing severe and long-term abuse have smaller brain sizes. [15] If the situation is not as severe, toxic stress will still alter the stress response system; these changes will cause children to react to a wider variety of stressors. [15]
Like adults, children can experience anxiety disorders; between 10 and 20 percent of all children will develop a full-fledged anxiety disorder prior to the age of 18, [107] making anxiety the most common mental health issue in young people. Anxiety disorders in children are often more challenging to identify than their adult counterparts, owing ...
The Spence Children's Anxiety Scale (SCAS) is a psychological questionnaire designed to identify symptoms of various anxiety disorders, specifically social phobia, obsessive-compulsive disorder, panic disorder/agoraphobia, and other forms of anxiety, in children and adolescents between ages 8 and 15.