Combat trauma & feeling safe at home
Your mind and body learned to survive a war zone. Home can become a place where they finally get to rest.
By the numbers
How often combat leaves lasting marks, and how many veterans want help.
PTSD by era
Coming home
Decades later
Why combat stays with you
The survival brain, normal reactions, and why some don’t fade. Tap any card.
Combat asks the brain and body to stay ready for danger for days, months or years. That readiness kept you and your team alive. After you come home, the alarm system does not always get the message that the mission is over.
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The military calls reactions to combat “combat and operational stress reactions”. They are seen as a normal response, and having them does not mean you have a mental health disorder.
Common reactions after trauma
- Being easily startled or always on guard
- Feeling numb, detached or irritable
- Intrusive memories or dreams
- Pulling away from people
- Trouble sleeping or concentrating
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VA says reactions after trauma gradually decrease over time for most people. Recovery is a process, not a switch. You may never forget what happened, and that is not the goal.
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With PTSD, survival mode can stay switched on long after the danger is gone. The risk is higher after intense or long-lasting trauma, combat or being injured. Support from others after trauma helps protect against it.
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Some trauma is not one bad day. When danger goes on for a long time or happens again and again, people can carry extra struggles, like trouble managing strong feelings, feeling distant from others and trouble trusting people.
Combat skills that don’t switch off at home
What kept you alive there can cause friction here. Tap any card.
Many reactions after combat are skills that were trained and practiced until they became automatic. They were right for the war zone. At home, the same skills can look like anger, control or coldness to the people around you.
In a large Army study, soldiers back from Iraq who had training on how combat skills shift at home reported fewer PTSD symptoms if they had seen heavy combat. The effects were modest, but it shows that understanding these skills can help.
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Watching every doorway, hand and car kept you alive. At home, it can make it hard to relax at all, and it wears the body out over time.
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VA explains that trauma can leave people feeling they must control their surroundings and that others can’t be trusted. At home that can turn into strict rules, checking up on people or snapping about safety.
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When the body stays in survival mode, everyday stress can feel like a threat, and anger comes fast. More than half of combat veterans in one VA study said they had trouble controlling anger since coming home.
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About a third of Iraq and Afghanistan combat veterans in one VA study said they had driven dangerously since deployment. Driving fast, straddling lanes or tensing at debris can all be habits from the road over there.
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Pushing feelings aside helped you do the job. Back home, the same switch can turn off love and joy too, and loved ones may feel cut off from you.
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In a unit, you trusted people with your life. At home it can feel like nobody else understands. Pulling away from others is a common reaction after trauma, but it tends to make things harder.
Never quite feeling safe at home
Night watch, checking and the tiredness of always being on guard.
Home is supposed to be the place where you can let your guard down. For many combat veterans, it doesn’t feel that way. You might walk the house at night, check the locks again, or sit where you can see the door, even in your own living room.
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Night can feel like the most dangerous time, so the body stays alert. Lying awake listening for sounds, getting up to check, or waking at every noise all make sleep harder, and poor sleep then makes everything else harder.
Small steps that can help
- Do one planned lock-up check before bed, then stop
- If you can’t sleep, get up and do something soothing, then try again
- Keep a regular bedtime and wake time
- Skip alcohol, caffeine and heavy exercise close to bedtime
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Checking and avoiding can bring quick relief. But the more we avoid what is safe-but-scary, the bigger the fear can grow, and avoidance is one of the main things that keeps PTSD going.
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Staying on guard all the time can lead to exhaustion, sleep problems, eating changes and stomach trouble. Needing constant reassurance can also wear out the people who love you.
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- Agree with family on a few simple safety habits, so you are not the only one on watch
- Choose one room or chair where you practice letting your guard down
- Cut back on caffeine and alcohol, which can feed anxiety
- Try grounding, slow breathing or counting when you notice yourself scanning
- When you feel the urge to check again, name three things that show you are safe right now
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VA’s suicide prevention report lists unsecured firearms at home among the common risk factors in veteran suicides. Keeping firearms securely stored, especially during hard times, is one way to keep yourself and your family safer.
Flashbacks, nightmares & memories that intrude
What to do in the moment, after a nightmare, and how to explain it to family.
Memories of combat can push in without warning: a picture in your head, a sudden feeling of being back there, or a dream that replays it. They can be frightening, but they are memories. They cannot hurt you, even when they feel very real.
During a flashback
- Keep your eyes open. Look around and notice where you are.
- Say it to yourself: where you are, the date, and that you are safe now.
- Feel your feet on the floor or hold something solid. Breathe out slowly.
- Call or sit with someone you trust.
- Later, tell your counselor or doctor about it.
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VA suggests reminding yourself that the panic comes from having the dream, not from danger in the room right now. Getting up, turning on a light and doing something calm can help your body catch up.
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Unwanted memories are just that: memories. Pushing them away hard often makes them come back stronger. Naming them, “There’s that memory again”, and turning back to what you were doing can take some of their power.
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Families may read trauma-driven behavior as rejection if they don’t know where it comes from. A short explanation on a calm day can help them respond with care.
You could tell them
- “If I go quiet and stare, I might be somewhere else for a minute.”
- “Say my name and where we are, calmly. Don’t grab me.”
- “After a bad night, I may need a slow morning. It isn’t about you.”
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If memories, flashbacks or nightmares get in the way of your relationships, work or sleep, it is time to talk with a counselor or doctor. Trauma-focused therapy is designed to make these memories less powerful.
Numb, detached, far away
When feelings shut down, and small ways to let them back in.
Numbness and feeling detached from others are common reactions after trauma. It can feel like watching your life through glass: present, but not really there. It is a protective response, and with support, feelings can return.
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- Doing risky things just to feel something
- Feeling flat at happy events, like a birthday or a wedding
- Feeling like a stranger in your own family
- Loved ones saying you seem distant
- Not caring about things you used to love
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VA suggests keeping up activities you enjoy or used to enjoy, even if the enjoyment isn’t there yet. Pleasure may return once you are doing them again.
Ideas
- A short walk with your partner or a friend
- Cooking a meal you used to like
- Fixing or building something with your hands
- Twenty minutes of a hobby you dropped
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Even when it is hard to feel close, small gestures like writing a card or calling someone show loved ones you care.
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Numbness that lasts a long time can be part of PTSD or depression. Talking with a provider can help, and trauma-focused therapy can help feelings come back.
Trust, fear & letting people in
Why trust gets hard after combat, and how to rebuild it step by step.
Combat can teach that the world is dangerous and people can turn on you. Trouble trusting others is common after long or repeated trauma. Letting people close can feel risky, and being vulnerable can feel like dropping your guard in hostile ground.
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VA suggests choosing your support people carefully, and not being afraid to ask them clearly for what you need. Start with one person who has shown they are steady.
A trust ladder
- Share a small, everyday worry and see how they respond
- Ask for one practical favor
- Tell them about a hard day, without details of combat
- Let them know one thing that helps you when you are triggered
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Many veterans fear that if they let feelings out, they won’t be able to stop, or that people will see them differently. Hopelessness, fear, guilt and shame are all common reactions after trauma. Saying them out loud to the right person often makes them smaller, not bigger.
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If you have hurt family or friends during a strong reaction, VA suggests talking with them about what happened and how you are coping. A simple repair can rebuild trust on both sides.
You could say
- “I snapped last night. That was my alarm, not you. I’m sorry.”
- “I’m working on this. Can we try again?”
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Withdrawing from others is a common reaction after trauma. VA advises making the effort to be with others rather than isolating. People who feel more socially connected tend to report better wellbeing.
The long haul: body, health & the years ahead
How combat stress can show up in the body, and why it is never too late.
For some veterans, combat stress fades. For others it lasts for decades, or comes and goes. In a national study about 40 years after the Vietnam War, an important minority of veterans still had symptoms, and more were getting worse than better.
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In an NIH-funded study of Vietnam-era twin veterans, those with PTSD were more than twice as likely to develop heart disease over 13 years as their twins without it. Researchers think repeated stress reactions may strain the heart.
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Poor sleep, headaches, stomach trouble and using more alcohol, drugs or tobacco are common after trauma. Each one can make the others worse.
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VA notes that PTSD symptoms can rise and fall over a lifetime. Retirement, health problems and losing loved ones can make them more noticeable later in life.
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In a national study, about half of all U.S. veterans, and 72% of those who screened positive for PTSD, reported at least moderate growth after trauma. Social connection, faith and a sense of purpose were linked with more growth.
How family, friends & community help
What loved ones can do, and why other veterans matter so much.
Support from other people is one of the strongest protections after trauma. You don’t have to talk about combat to get it. Being around people who care, and doing things together, helps the body learn it is safe.
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- Make a plan together for flare-ups or crises
- Keep doing things together, with smaller groups or shorter outings
- Look after your own needs, and think about your own counseling
- Set regular times to talk, and come back to hard topics if the timing is off
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Peer support groups can help you feel less alone, pick up tips and practice asking for help. Many VA facilities have Peer Specialists: veterans with their own recovery experience. Peer groups are not a replacement for treatment.
The Vet Center Call Center (877-927-8387) is free, confidential and open 24/7, and its team includes combat veterans.
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A study of veterans found that those who felt more socially connected had better quality of life and less distress. The authors suggest connections with both veteran groups and other social groups can help.
Care that helps the alarm settle
Therapy works, even long after combat. Free tools to start with.
The talk therapies with the most research support for PTSD are trauma-focused: Cognitive Processing Therapy (CPT), Prolonged Exposure (PE) and EMDR. They usually take about 8 to 16 sessions. PTSD treatment works for people of all ages.
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Vet Centers offer individual, group, marriage and family counseling at no cost to eligible veterans, service members (including Guard and Reserve) and their families.
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PTSD Coach is a free VA app with information, symptom tracking and coping exercises. It does not replace treatment. AboutFace, from VA’s National Center for PTSD, shares video stories from veterans, families and clinicians about PTSD and treatment.
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Military OneSource offers confidential help 24/7 at 800-342-9647. Retired and honorably discharged service members and their families can use it until 365 days after leaving service.
When and where to get help
Signs it’s time, who to call now, and help outside the U.S.
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- Anger, drinking or drug use is going up
- Flashbacks, nightmares or memories get in the way of sleep, work or family
- Home never feels safe, and checking takes over
- You feel hopeless, or have thoughts of suicide
- You have pulled away from almost everyone
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- Veterans Crisis Line: dial 988 then press 1, text 838255, or chat at VeteransCrisisLine.net
- Anyone in the U.S. can call or text 988
- If a life is in danger, call 911
You don’t have to be enrolled in VA benefits or health care to use the Veterans Crisis Line.
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The National Domestic Violence Hotline is free, confidential and open 24/7 at 800-799-7233. If anyone is in danger, call 911.
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- Talk with a fellow combat veteran 24/7 through the Vet Center Call Center: 877-927-8387
- Apply for VA health care by phone: 877-222-8387 (weekdays, 8 a.m. to 8 p.m. ET)
- Ask your primary care provider for a mental health referral
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The Veterans Crisis Line chat works from anywhere with internet, and its website lists numbers for calling from overseas. You can also find a free local helpline at findahelpline.com.
📝 Worksheets for this guide
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Sources
- U.S. Department of Veterans Affairs, National Center for PTSD. How Common Is PTSD in Veterans?
- Sayer, Noorbaloochi, Frazier, Carlson, Gravely & Murdoch (peer-reviewed) (2010). Reintegration problems and treatment interests among Iraq and Afghanistan combat veterans receiving VA medical care (Psychiatric Services 61(6): 589–597)
- Marmar, Schlenger, Henn-Haase et al. (peer-reviewed) (2015). Course of posttraumatic stress disorder 40 years after the Vietnam War: findings from the National Vietnam Veterans Longitudinal Study (JAMA Psychiatry 72(9): 875–881)
- National Institutes of Health (NIH) (2013). Vietnam vets with PTSD more than twice as likely to have heart disease
- Military Health System (health.mil), Psychological Health Center of Excellence. Understanding Combat and Operational Stress Reactions
- U.S. Department of Veterans Affairs, National Center for PTSD. Common Reactions After Trauma
- U.S. Department of Veterans Affairs, National Center for PTSD. PTSD Basics
- U.S. Department of Veterans Affairs, National Center for PTSD. Anger and Trauma
- U.S. Department of Veterans Affairs, National Center for PTSD. Complex PTSD
- Adler, Bliese, McGurk, Hoge & Castro (peer-reviewed) (2009). Battlemind debriefing and Battlemind training as early interventions with soldiers returning from Iraq: randomization by platoon (Journal of Consulting and Clinical Psychology 77(5): 928–940)
- Cleveland Clinic. Hypervigilance: What It Is and How To Cope
- Cleveland Clinic. Emotional Numbness: What Causes It and What To Do About It
- U.S. Department of Veterans Affairs, National Center for PTSD. How does PTSD affect families?
- U.S. Department of Veterans Affairs, National Center for PTSD. Coping with Traumatic Stress Reactions
- U.S. Department of Veterans Affairs, National Center for PTSD. Prolonged Exposure (PE) for PTSD
- U.S. Department of Veterans Affairs (2026). 2026 National Veteran Suicide Prevention Annual Report
- U.S. Department of Veterans Affairs, National Center for PTSD. PTSD Treatment Basics
- U.S. Department of Veterans Affairs, National Center for PTSD. Older Adults and PTSD
- Tsai, El-Gabalawy, Sledge, Southwick & Pietrzak (peer-reviewed) (2015). Post-traumatic growth among veterans in the USA: results from the National Health and Resilience in Veterans Study (Psychological Medicine)
- Flack & Kite (peer-reviewed) (2021). Transition from military to civilian: Identity, social connectedness, and veteran wellbeing (PLOS ONE 16(12): e0261634)
- U.S. Department of Veterans Affairs, National Center for PTSD. Peer Support Groups
- U.S. Department of Veterans Affairs. Vet Centers (Readjustment Counseling)
- U.S. Department of Veterans Affairs, VA Mobile. PTSD Coach
- U.S. Department of Veterans Affairs, National Center for PTSD. AboutFace
- Military OneSource (U.S. Department of Defense). Eligibility
- U.S. Department of Veterans Affairs. VA Mental Health Care
- U.S. Department of Veterans Affairs. How to apply for VA health care
- U.S. Department of Veterans Affairs. Veterans Crisis Line
- Substance Abuse and Mental Health Services Administration (SAMHSA). 988 Suicide & Crisis Lifeline
- National Domestic Violence Hotline. National Domestic Violence Hotline
- Office on Women’s Health, U.S. Department of Health and Human Services. Domestic or intimate partner violence
- Find A Helpline. Find A Helpline
This guide is for education and self-care. It is not a diagnosis or a substitute for professional care. Please talk to a counselor or clinical provider about your health. Reviewed October 2026.

