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PTSD · Trauma memory, hyperarousal and avoidance — how threat learning overgeneralises and how evidence-based care supports recovery.

Reviewed 2026-08·Sources & research·Methodology·Media credits

At a glance
Score intensity

Darker cells mean a higher score for this topic on that metric.

Last reviewed Sources & creditsMedia creditsMethodology

Quick answers

Where should I start with PTSD?

Read Overview → Anatomy → Function, then use compare rails.

Is this page advice for PTSD?

Educational atlas — not a diagnosis, treatment plan, or medical advice.

What does the local lens add?

It names everyday desks for Disorders before English norms look universal.

Are the scores a ranking of PTSD?

No — editorial 0–100 browsing aids inside this atlas only.

How do I compare PTSD to neighbours?

Use related cards and best-of / quiz rails after the first three chapters.

Which chapter is densest?

Anatomy and Function carry mechanisms; skim Overview first.

Start with this section - Frontiers

Open questions include early intervention timing, reconsolidation pharmacology, digital delivery quality and equity of trauma care.

Educational neuroscience context only — not medical advice, diagnosis or a substitute for emergency or clinical care. If you are in crisis, seek local emergency services or a licensed clinician.

Open questions

Prevention windows

When does early care help versus over-medicalise?

Reconsolidation blockers

Can drugs safely update trauma memory strength?

Digital PE fidelity

Which remote protocols match in-person outcomes?

Biomarker triage

Can we predict who needs intensive care early?

Global trauma equity

How to scale evidence-based care after mass violence?

Technology

VR graded exposure (supervised)

Therapist-controlled cues — not consumer horror apps.

Just-in-time grounding prompts

Support skills between sessions with privacy.

Wearable sleep / arousal sensing

Track hyperarousal with clinician review.

Neurofeedback research

Sham-controlled tests of regulation training.

Secure tele-trauma platforms

Extend specialist reach without leaking records.

Ethics

Forced exposure harm

Never coerce trauma processing outside clinical care.

Victim-blaming narratives

Biology explains risk; it does not assign guilt.

Data from trauma apps

Intrusion logs are highly sensitive.

Prefer clinicians and guidelines over trauma-app marketing.

Sources & research

  1. Post-traumatic stress disorderYehuda R; et al. · 2015 · Nature Reviews Disease PrimersPrimer on PTSD mechanisms and care.DOI
  2. Biological studies of post-traumatic stress disorderPitman RK; et al. · 2012 · Nature Reviews NeuroscienceBiological synthesis of PTSD findings.DOI
  3. Post-Traumatic Stress DisorderShalev A; et al. · 2017 · New England Journal of MedicineClinical review of PTSD.DOI

Media credits

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