Trauma refers to exposure to deeply distressing events that overwhelm a person’s ability to cope. While it often stems from life-threatening or catastrophic situations, it can also result from smaller, repeated challenges over time. Unfortunately, trauma can significantly impact a person’s health, relationships, and daily functioning. Gaining a better understanding of trauma can help individuals recognize their own experiences and seek the support they need for healing and recovery.

What is Trauma?

Trauma is often identified as exposure to serious, life-threatening events such as combat, natural disasters, serious accidents, or witnessing death or injury to others [1].

However, many mental health professionals recognize a broader, more nuanced understanding of trauma. Smaller, repeated distressing events can accumulate over time, creating the same devastating psychological effects as single major incidents. This cumulative trauma state develops when multiple adverse experiences overwhelm someone’s ability to cope effectively and negatively affect various areas of their lives.

For example, psychological wounds from trauma can come from chronic emotional neglect, repeated family conflict, ongoing instability, persistent bullying, medical procedures, or prolonged illnesses. These experiences may not always meet traditional trauma criteria individually, but their cumulative effect can be significant.

When people recognize that multiple small traumas can have a greater combined impact than individual events, they can understand how these experiences accumulate and create increasingly serious effects over time.

Types of Traumatic Events

Traumatic experiences come in many forms, from major disasters to ongoing difficult situations. Understanding the different types helps people recognize the trauma they may have experienced.

Life-Threatening Events

Many people think of traditional trauma experiences as intense or catastrophic events like combat exposure, natural disasters, serious accidents, or violence. These dangerous situations create both immediate fear and long-lasting emotional effects that can persist for years.

Family Dysfunction

Problems that can occur within the family, such as divorce, substance abuse, or domestic violence can create ongoing stress for both adults and children. For example, when parents constantly argue or home life feels unpredictable, children are not able to develop the sense of safety they need.

Loss and Grief

The death of loved ones can be difficult at any age, and it is a major type of trauma. It can be especially devastating during childhood, especially if children are not properly supported through their grief.

Abuse and Neglect

Abuse can take several forms, including physical, psychological, or sexual abuse. What’s more, abuse or neglect can cause severe trauma regardless of when it occurs in life. However, this form of trauma is particularly harmful to children, since they are still developing.

All of these traumatic experiences can create serious negative impacts on a person’s mental health. While some people may feel that some forms of trauma are worse or more impactful than others, the impact and experience of trauma are unique for every person. 

When Trauma Becomes PTSD

Posttraumatic stress disorder (PTSD) is a mental health condition that can develop after experiencing or witnessing trauma. PTSD is important to understand because it shows how trauma can create lasting changes in the brain and body that affect daily life long after the original event has passed [2].

However, not everyone who experiences trauma develops PTSD. Recognizing the symptoms can help people understand when traumatic experiences shift into a disorder such as PTSD.

Reliving the Trauma

People with PTSD often experience intrusive memories, such as persistent nightmares about the traumatic event. Flashbacks can make past events feel like they’re happening right now, even when the person is safe.

Avoiding Reminders of Trauma

Many people with PTSD actively avoid places, people, or situations that remind them of the trauma they experienced or witnessed. While this might seem helpful in the short term, it can limit daily activities and relationships. For example, someone might stop driving after a car accident or avoid crowded places after experiencing an act of violence in a similar environment.

Physical and Emotional Changes

PTSD affects the body as well as the mind. Examples of some of the changes include [2]:

  • Difficulty falling and staying asleep 
  • Irritability and anger outbursts with minimal provocation
  • Difficulty concentrating on work and daily tasks
  • Extreme responses to unexpected sounds or movements
  • Feeling a sense of hopelessness about the future

In terms of changes to the mind, it’s also common to have trouble remembering specific details about the traumatic event, even though other memories remain vivid.

Trauma’s Impact on the Body

The psychological impact of trauma extends far beyond emotional symptoms and can create lasting changes in the body and brain. Many researchers now believe that, while conscious memory may fade, the body maintains a detailed record of traumatic experiences through the nervous system [3].

For example, the limbic system, which is part of the brain that deals with emotions and memories, stores all traumas that occur throughout life. This storage system explains why present-day events can trigger intense emotional reactions based on past traumas, particularly those that seem disproportionate to the current situation.

When these current circumstances resemble past traumatic experiences, the limbic system activates “fight or flight” responses in the body, even when no real danger exists in the present. This activation causes sensations like adrenaline surges, rapid heart rate, muscle tension, and intense emotional reactions [3].

What’s more, chronic activation of stress response systems due to posttraumatic stress disorder (PTSD) can even contribute to physical health effects such as [3]

  • Cardiovascular disease
  • Diabetes
  • Digestive problems
  • Weakened immune function
  • Sleep disorders 

Understanding the connections between trauma, mental health, and physical wellness is an important part of addressing traumatic experiences comprehensively.

The Effects of Trauma in Childhood

Childhood is a life stage during which trauma can have particularly strong effects. Young minds and bodies are still developing, making them especially vulnerable to difficult experiences. Unlike adults, children often lack the emotional tools to process traumatic events effectively.

Impact on Development

The developing brain responds to traumatic experiences by changing how it processes stress and emotions [3]. If trauma is not acknowledged or treated, these changes can persist into adulthood, negatively affecting a person’s mental health and quality of life. Understanding how childhood shapes stress responses can help explain why some adults may struggle more with anxiety, depression, or relationship difficulties later in life.

When children experience repeated trauma over time, the effects become even more complex. For example, complex trauma and PTSD, which result from prolonged, repeated traumatic experiences, create unique challenges that usually require specialized treatment approaches.

Beyond Obvious Abuse

Many forms of childhood trauma can be subtle and often go unrecognized, yet they can be just as damaging as more obvious forms of physical abuse or neglect. They include:

  • Emotional invalidation: This experience occurs when children’s feelings are consistently dismissed or criticized.
  • Parentification: This experience refers to the process that occurs when children assume adult responsibilities, such as caring for siblings or the household.
  • Medical trauma: Repeated procedures or hospitalizations can create lasting fear or trauma.
  • School trauma: Persistent bullying can affect a child’s sense of safety and self-worth.
  • Cultural trauma: Community-wide discrimination or collective violence can impact multiple generations.

Treatment Options for Trauma

Effective treatment for trauma and mental health conditions requires comprehensive approaches that address both psychological and physical aspects of traumatic stress. Multiple evidence-based interventions have demonstrated effectiveness in helping people recover from traumatic experiences [4].

First of all, self-directed approaches can support healing and symptom management. They include: 

  • Meditation: Regular mindfulness practice helps regulate the nervous system and reduce trauma-related reactivity.
  • Exercise: Physical activity provides natural stress relief and helps process stored trauma in the body.
  • Yoga: This combines movement, breath work, and mindfulness to address trauma’s physical and emotional impacts.
  • Relaxation: Visualization and progressive muscle relaxation techniques help relieve stress and tension.

In addition, several therapeutic approaches have proven effective for trauma recovery [5]

  • Cognitive-Behavioral Therapy (CBT): This form of therapy often helps identify and change trauma-related thought patterns. 
  • Eye Movement Desensitization and Reprocessing (EMDR): This approach uses bilateral stimulation, which gives the body signals one side at a time in a steady back-and-forth rhythm in order to help process traumatic memories. 
  • Traditional talk therapy: Talking through trauma with a trusted clinician provides supportive exploration within a safe therapeutic relationship.

Research consistently shows that combining psychotherapy with medication often provides the most effective treatment, and attempting to recover from trauma without support is rarely successful. As trauma specialist Dr. Judith Herman notes, “Recovery can take place only within the context of relationships; it cannot occur in isolation” [6].

People struggling with PTSD symptoms or other trauma and stressor-related disorders benefit from a comprehensive evaluation to determine appropriate treatment combinations.

Learning to Thrive after Trauma

Trauma comes in many forms, from single devastating events to ongoing difficult experiences that build up over time. Without proper treatment, trauma can affect every part of someone’s life for years, including their physical health, relationships, work or school, and daily functioning.

The good news is that healing from trauma is possible. Whether someone experienced one major trauma or many smaller ones, recovery can happen through a combination of self-care strategies and professional help. Healing takes time and patience, but with the right support, people can rebuild their lives and become stronger than before.

References
  1. American Psychiatric Association. (2022). Diagnostic and statistical manual of mental disorders (5th ed., text rev.). https://doi.org/10.1176/appi.books.9780890425787. Accessed May 21 2025.
  2. Breslau, N., Davis, G. C., Andreski, P., & Peterson, E. (1991). Traumatic events and posttraumatic stress disorder in an urban population of young adults. Archives of General Psychiatry, 48(3), 216-222. https://doi.org/10.1001/archpsyc.1991.01810270028003. Accessed May 24 2025.
  3. van der Kolk, B. A. (2014). The body keeps the score: Brain, mind, and body in the healing of trauma. Viking Press.
  4. Watkins, L. E., Sprang, K. R., & Rothbaum, B. O. (2018). Treating PTSD: A review of evidence-based psychotherapy interventions. Frontiers in Behavioral Neuroscience, 12, Article 258. https://doi.org/10.3389/fnbeh.2018.00258. Accessed May 25 2025.
  5. Courtois, C. A., & Ford, J. D. (2020). Treatment of complex trauma: A sequenced, relationship-based approach. Guilford Press.
  6. Herman, J. L. (2015). Trauma and recovery: The aftermath of violence—From domestic abuse to political terror. Basic Books.
Author Dr. Briana Casali, Ph.D. Editor

Briana Casali is an experienced editor and professional writer with a background in academic editing and journalism for high-growth organizations.

Published: Jun 6th 2025, Last updated: Jun 12th 2025

Medical Reviewer Dr. Holly Schiff, Psy.D. Psy.D.

Dr. Holly Schiff, PsyD, is a licensed clinical psychologist specializing in the treatment of children, young adults, and their families.

Content reviewed by a medical professional. Last reviewed: Jun 6th 2025
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