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Ptsd

Cause #51 of 64 · neurological

Consensus: High — well-established diagnosis and treatment guidelines

Overview

Your brain is stuck in threat-detection mode. Hypervigilance consumes the cognitive resources meant for thinking, remembering, and processing. The fog IS the protection — your brain is so busy scanning for danger that there's nothing left for concentration, memory, or clear thinking.

The fog IS the protection. Your brain is so busy scanning for danger that there's nothing left for thinking, remembering, or concentrating. Hypervigilance is exhausting. Your cognitive resources are consumed by threat detection. This is treatable — and when the trauma is processed, the fog often lifts.

1. 1. 🧪 THE HYPERVIGILANCE CHECK: Are you constantly scanning for threats? Do you startle easily? Do you sit facing the door? Is your body tense even when 'relaxed'? This hypervigilance consumes massive cognitive resources — it's why there's nothing left for concentration or memory. Source: NICE NG116 PTSD
2. 2. PTSD causes cognitive symptoms even when you're NOT thinking about the trauma. Concentration failure, memory problems, difficulty planning — these are core PTSD symptoms, not separate issues. The fog IS the PTSD. Source: DSM-5 PTSD criteria; NICE NG116
3. 3. 🧪 THE TRAUMA INVENTORY: List the potentially traumatic events in your life — even 'small' ones. Trauma is defined by your nervous system's response, not by objective severity. Medical procedures, car accidents, relationship betrayals, childhood events — all can cause PTSD. Source: APA Clinical Practice Guidelines
4. 4. EMDR (Eye Movement Desensitization and Reprocessing) can work faster than traditional talk therapy. 6-12 sessions for single-incident trauma. It sounds strange (bilateral stimulation while processing memories), but the evidence is strong. NICE recommends it as first-line. Source: NICE NG116 PTSD; Shapiro EMDR efficacy studies · 10.1002/jclp.1129
5. 5. 🧪 THE 5-4-3-2-1 GROUNDING: When triggered or dissociating, do this NOW: Name 5 things you see. 4 things you hear. 3 things you feel (physically). 2 things you smell. 1 thing you taste. This activates the present moment and interrupts trauma responses. Source: Clinical grounding techniques
6. 6. Not all therapists are trained in trauma. General talk therapy can actually retraumatize if done without proper techniques. Ask specifically: 'Are you trained in EMDR or trauma-focused CBT?' If no, find someone who is. Source: NICE NG116 PTSD
7. 7. 🧪 THE SAFETY ASSESSMENT: Are you currently safe? Trauma processing should only begin once current safety is established. Your nervous system cannot process past trauma while current threats are active. Safety first, always. Source: NICE NG116; trauma therapy safety protocols
8. 8. Physical symptoms often accompany PTSD: chronic pain, fatigue, GI issues, tension headaches. These often improve alongside cognitive symptoms when trauma is processed. Your body holds the trauma too. Source: van der Kolk, The Body Keeps the Score
9. 9. Write this down for your GP: 'I've experienced traumatic events and am having cognitive symptoms (concentration failure, memory problems, disconnection). I'd like a referral to a trauma-specialized therapist for PTSD evaluation.' Source: NICE NG116 PTSD
10. 10. 🧪 THE COLD WATER RESET: For acute overwhelm, splash cold water on your face or hold ice. This activates the dive reflex and interrupts the trauma response. It's a physiological reset you can do anywhere. Source: Vagal nerve activation; clinical techniques
11. 11. SSRIs (sertraline, paroxetine) are FDA-approved for PTSD and may help manage symptoms while doing therapy work. But they're not curative alone — trauma processing therapy is the definitive treatment. Source: NICE NG116 PTSD
12. 12. 🧪 THE NERVOUS SYSTEM STATE CHECK: Rate your nervous system right now 1-10 (1=calm, 10=panic). If you're consistently above 5, your baseline is elevated. This constant activation is exhausting and explains the cognitive drain. Source: Polyvagal theory; nervous system regulation
13. 13. The fog CAN lift. When trauma is processed, cognitive resources become available again. Many people report dramatic cognitive improvement after successful EMDR or trauma-focused CBT. This is treatable. Source: NICE NG116 PTSD; treatment outcome research

Quick Win

If you suspect trauma is affecting your cognition: seek a trauma-informed therapist. EMDR (6-12 sessions) or trauma-focused CBT (12-16 sessions) are evidence-based treatments. The fog often lifts as the trauma is processed.

• Cost: $$-$$$ (therapy costs vary; some covered by insurance)
• Time to effect: EMDR: 6-12 sessions. Trauma-focused CBT: 12-16 sessions. Improvement can begin within weeks.
• Source: NICE NG116 PTSD; APA Clinical Practice Guidelines

Interventions

Lifestyle

• Safety First
  Ensure you are in a safe environment. Trauma processing should only begin once current safety is established.
  Mechanism: The nervous system cannot process past trauma while current threats are active.
  Evidence: Strong — clinical consensus
  Cost: Free (but may require practical support)
• Grounding Techniques
  When triggered or dissociating: 5-4-3-2-1 (name 5 things you see, 4 hear, 3 feel, 2 smell, 1 taste). Cold water on face. Strong sensations.
  Mechanism: Grounding activates the present moment and interrupts trauma responses.
  Evidence: Moderate — clinical consensus
  Cost: Free
• Nervous System Regulation
  Practices that activate the parasympathetic nervous system: slow breathing, vagal toning, gentle movement, nature exposure.
  Mechanism: PTSD involves a dysregulated nervous system stuck in fight/flight. Regulation practices help restore balance.
  Evidence: Moderate
  Cost: Free

Investigation

• Trauma Assessment
  • Clinical interview with trauma-informed provider
  • PCL-5 (PTSD Checklist for DSM-5) — standardized questionnaire
  • Rule out medical causes of symptoms (thyroid, B12, etc.)
  
  Interpretation: PTSD diagnosis requires: exposure to trauma, intrusive symptoms (flashbacks, nightmares), avoidance, negative changes in mood/cognition, and hyperarousal. Symptoms must persist >1 month and cause significant distress.
  Cost: $-$$

Medical

• EMDR (Eye Movement Desensitization and Reprocessing)
  6-12 sessions with EMDR-trained therapist. Uses bilateral stimulation while processing traumatic memories.
  Evidence: Strong — NICE recommended for PTSD
  Note: EMDR can work faster than traditional talk therapy for many people with single-incident trauma.
• Trauma-Focused CBT
  12-16 sessions. Includes exposure therapy and cognitive restructuring.
  Evidence: Strong — NICE recommended first-line treatment
  Note: Specifically designed for trauma. Different from general CBT.
• Medication (if indicated)
  SSRIs (sertraline, paroxetine) are FDA-approved for PTSD. Prazosin for nightmares.
  Evidence: Moderate — helpful for some, not curative
  Note: Medication may help manage symptoms while doing therapy work. Not a standalone solution.

Supplements

• Magnesium glycinate
  Dose: 200-400mg before bed
  May support nervous system regulation and sleep. Not a treatment for PTSD, but supportive.
  Source: General evidence for magnesium and nervous system

Support This Week

• Body: Gentle movement helps regulate the nervous system. Walking, stretching, shaking. Avoid intense exercise if it triggers hypervigilance.
• Food: Regular meals. Protein for blood sugar stability. Limit caffeine if anxious. Avoid alcohol.
• Water: Stay hydrated. Carry water with you — sipping water can be grounding.
• Environment: Create a safe space at home. Notice what helps you feel safe and replicate it.
• Connection: Trusted people are essential. Tell someone what you're going through. Isolation worsens PTSD.
• Tracking: Track triggers and what helps. This information is valuable for therapy.
• Avoid: Don't try to process trauma alone or without proper support. Don't use alcohol to cope. Don't isolate.

Dietary Pattern

Anti-Inflammatory / Stabilizing

Regular meals, blood sugar stability, and anti-inflammatory foods support nervous system regulation.

Core: Regular meals (don't skip). Protein with each meal. Limit caffeine and alcohol. Anti-inflammatory foods.

Caffeine can worsen hypervigilance. Alcohol disrupts sleep and nervous system regulation. Regular meals prevent blood sugar crashes that worsen anxiety.

Community Insights

What Helped

• EMDR — finally processed trauma that talk therapy hadn't touched
• Finding a trauma-informed therapist — not all therapists understand trauma
• Grounding techniques for acute moments — cold water, strong tastes
• Understanding the fog was PROTECTIVE — my brain was trying to help

What Didn't Help

• Trying to 'push through' — avoidance has a function; processing needs safety
• Non-trauma-specific therapy — talking about trauma without proper techniques can retraumatize
• Expecting quick results — trauma processing takes time

Surprises

• The cognitive fog lifted as I processed trauma — they were connected
• Physical symptoms (fatigue, pain) improved with trauma therapy
• Hypervigilance was consuming massive cognitive resources

Common Mistakes

• Trying to process trauma before establishing safety
• Seeing a therapist not trained in trauma — trauma requires specific approaches
• Thinking 'it wasn't bad enough' to be trauma — trauma is defined by your nervous system's response

Tip: The fog IS the protection. Your brain is so busy scanning for danger that there's nothing left for thinking. Trauma therapy (EMDR, TF-CBT) helps your nervous system learn it's safe. The fog often lifts naturally as trauma is processed.

Holistic Support

• Trauma-informed therapy
  Evidence: Strong — EMDR and TF-CBT are first-line treatments
  How: Find a therapist trained specifically in trauma. Ask about their approach to trauma work.
• Nervous system regulation practices
  Evidence: Moderate — supports therapy work
  How: Breathing exercises, polyvagal-informed practices, gentle yoga, nature exposure.

Safety Notes

• Driving: PTSD can affect concentration and trigger flashbacks - assess driving safety honestly. Discuss with clinician if concerned. Avoid driving during dissociative episodes.
• Work: PTSD may affect work performance. Reasonable adjustments available under disability discrimination laws. Occupational health can advise. Some jobs may require medical clearance.
• Pregnancy: SSRIs have considerations in pregnancy but untreated PTSD also carries risks. Discuss with perinatal mental health team. Trauma-focused therapy is safe during pregnancy.

Why These Causes Connect

PTSD commonly co-occurs with anxiety (#45) and depression (#31). Sleep disruption (#13) is a core feature. Chronic PTSD dysregulates cortisol (#07). PTSD shares pathways with POTS (#25) and fibromyalgia (#35).

Related Causes

• Anxiety
• Cortisol
• Depression
• Fibromyalgia
• Pots
• Sleep

Country-Specific Guidance

Citations

1. NICE NG116 Post-Traumatic Stress Disorder
2. APA Clinical Practice Guideline for PTSD
3. Shapiro, J Clin Psychol — EMDR efficacy 10.1002/jclp.1129

This information is educational, not medical advice. It does not replace consultation with qualified healthcare professionals. All screening tools are prompts for clinical evaluation, not self-diagnosis. Discuss any medication or supplement changes with your prescribing physician. If you are in crisis, seek immediate help.

Related Resources

• Blood Panel — Essential tests to request
• All Protocols — Evidence-based strategies
• Supplement Guide — The minimalist stack
• Supplement Timing — When to take what
• Drug Interactions — Safety reference
• Quick Reference Card — Print-friendly checklist
• Recovery Timeline — What to expect

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