Blog: Effects Of Trauma On The Nervous System

January 22, 2023

Effects Of Trauma On The Nervous System

 Trauma refers to any event or experience that causes emotional or physical harm and can include things like physical abuse, sexual abuse, natural disasters, car accidents, and combat. Trauma can be a singular event, or a series of events over a prolonged period of time, and can have a significant impact on the nervous system.

The immediate effects of trauma on the nervous system include the activation of the “fight or flight” response. This response is triggered by the release of stress hormones such as adrenaline and cortisol, which prepare the body to respond to danger. The heart rate increases, blood pressure rises, and blood flow is redirected to the muscles, preparing the body for action. This response is necessary for survival in the short-term, but when it is activated repeatedly or for prolonged periods of time, it can take a toll on the body.

Trauma can also lead to changes in the structure and function of the brain. Studies have shown that trauma can shrink the hippocampus, a region of the brain responsible for memory and learning, and increase the size of the amygdala, a region of the brain that plays a role in the processing of emotions. These changes in brain structure can result in problems with memory, learning, and emotional regulation.

Trauma can also lead to the development of mental health conditions such as post-traumatic stress disorder (PTSD). PTSD is a disorder that develops after a person experiences or witnesses a traumatic event. People with PTSD may experience symptoms such as flashbacks, nightmares, and avoidance behaviors. These symptoms can be debilitating and make it difficult for them to function in their daily lives.

In addition, trauma can also increase the risk of developing physical health problems such as heart disease, diabetes, and cancer. These health problems may be a result of the prolonged activation of the “fight or flight” response and the chronic release of stress hormones.

Despite all the negative consequences of trauma on the nervous system, there is hope. It is possible to break free of the effects of trauma with the right support. A combination of counselling and neurofeedback brain-training can help you heal and recover from trauma.

Not only is it possible to recover from the effects of trauma, such a healing journey can lead to post-traumatic growth, a feeling that you are even stronger, wiser, more resilient and purposeful than you were before the trauma happened.

There is hope. We have seen it countless times at NeurAlive. Call us today to book a free consultation with a therapist and begin your healing journey.

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