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2. Dysautonomia - Wikipedia

   en.wikipedia.org/wiki/Dysautonomia

   Dysautonomia, autonomic failure, or autonomic dysfunction is a condition in which the autonomic nervous system (ANS) does not work properly. This may affect the functioning of the heart, bladder, intestines, sweat glands, pupils, and blood vessels. Dysautonomia has many causes, not all of which may be classified as neuropathic. [5]

3. Orthostatic intolerance - Wikipedia

   en.wikipedia.org/wiki/Orthostatic_intolerance

   Orthostatic intolerance (OI) is the development of symptoms when standing upright that are relieved when reclining. [1] There are many types of orthostatic intolerance. OI can be a subcategory of dysautonomia, a disorder of the autonomic nervous system [2] occurring when an individual stands up. [3]

4. Familial dysautonomia - Wikipedia

   en.wikipedia.org/wiki/Familial_dysautonomia

   Autonomic crises – In children with FD, recurrent episodes of vomiting may occur. Such episodes may be triggered by physical (e.g. infection) or emotional stress, may occur every 15–20 minutes for over 24 hours, and may be accompanied by significant hypertension, drenching sweat, breathing issues, [ 6 ] fever, tachycardia, aspiration ...

5. Stress (biology) - Wikipedia

   en.wikipedia.org/wiki/Stress_(biology)

   [9] [10] Chronic stress, and a lack of coping resources available, or used by an individual, can often lead to the development of psychological issues such as delusions, [11] depression and anxiety (see below for further information). [12] Chronic stress also causes brain atrophy, which is the loss of neurons and the connections between them ...

6. Myasthenia gravis is one of the rarest and most concerning ...

   www.aol.com/myasthenia-gravis-one-rarest-most...

   What causes myasthenia gravis? Because MG is an autoimmune disorder, it's caused by dysfunction within the immune system − though the source of the dysfunction is not entirely known or ...

7. Mental stress-induced myocardial ischemia - Wikipedia

   en.wikipedia.org/wiki/Mental_stress-induced...

   Mental stress-induced myocardial ischemia involves abnormal microvascular vasoreactivity and inflammation, with increased brain activity in regions that modulate autonomic nervous system reactivity to emotional stress, fear. [2] [7] Emotional responses and certain psychological traits may influence the occurrence of MSIMI. [6]

8. Types of PTSD: From Symptoms to Treatment - AOL

   www.aol.com/types-ptsd-symptoms-treatment...

   Experiencing trauma can sometimes lead to post-traumatic stress disorder (PTSD). This serious mental health condition is marked by changes in mood, intrusive memories, avoidant behavior, and a ...

9. Paroxysmal sympathetic hyperactivity - Wikipedia

   en.wikipedia.org/wiki/Paroxysmal_sympathetic...

   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]