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Vasovagal syncope is typically triggered by seeing blood, pain, emotional stress, or prolonged standing. [11] Situational syncope is often triggered by urination, swallowing, or coughing. [2] Carotid sinus syncope is due to pressure on the carotid sinus in the neck. [2]
Syncope ((syncope ⓘ), commonly known as fainting or passing out, is a loss of consciousness and muscle strength characterized by a fast onset, short duration, and spontaneous recovery. [1] It is caused by a decrease in blood flow to the brain , typically from low blood pressure . [ 1 ]
Acute stress reaction refers to the development of transient emotional, somatic, cognitive, or behavioural symptoms as a result of exposure to an event or situation (either short- or long-lasting) of an extremely threatening or horrific nature (e.g., natural or human-made disasters, combat, serious accidents, sexual violence, assault).
Stress can be understood as the body’s response to big life events and perceived threats or danger. There are various types of stress, a wide range of symptoms, and numerous resulting impacts on ...
But while stress is often thought of as a mental or emotional issue, its impact on the body can be profound. One of the most common physical complaints associated with stress is back pain.
In most cases, ataques de nervios is directly related to stress and family, such as divorce, death of a loved one, or witnessing/experiencing a traumatic event. [2] The medical term for fainting, or ataques de nervios, is syncope, which happens when the brain does not receive enough oxygen and there is a brief decrease of blood flowing to the brain.
A typical example of the stress response is a grazing zebra. If the zebra sees a lion closing in for the kill, the stress response is activated as a means to escape its predator. The escape requires intense muscular effort, supported by all of the body's systems. The sympathetic nervous system's activation provides for these needs. A similar ...
Severe cases of this fear can cause physical reactions that are uncommon in most other fears, specifically vasovagal syncope (fainting). [1] Similar reactions can also occur with trypanophobia and traumatophobia. For this reason, these phobias are categorized as blood-injection-injury phobia by the DSM-IV. [2]