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How do I document injuries after a car accident?

Updated July 1, 2026United States

Short answer

See a medical professional promptly — even if you feel fine, since injuries like whiplash or concussion can surface days later — and follow the treatment they advise. Keep every medical record, bill and receipt, take dated photos of visible injuries as they change, and write down your symptoms and how they affect daily life in a simple journal. Prompt, consistent care creates a clear record connecting the injury to the crash. Whether medical costs are covered depends on your state and policy, so check what applies to you.

Injuries after a crash are both a health matter and, later, often the heart of a claim. Getting checked early and keeping a steady record does double duty — it looks after you and it documents what happened.

Step by step

  1. Get medical attention promptly

    See a doctor, urgent care, or the ER soon after the crash, even if you feel okay. Adrenaline can hide pain, and some injuries appear a day or two later. Early care is better for you and creates a record close in time to the accident.

  2. Follow the treatment plan

    Attend follow-ups, therapy or referrals as advised, and take medications as directed. Gaps or skipped appointments can be pointed to later as a sign the injury wasn't serious, so keep your care consistent.

  3. Keep every medical record and bill

    Save discharge notes, test and imaging results, prescriptions, bills, and receipts for anything you pay out of pocket, including mileage to appointments. Ask each provider for copies as you go — collecting them while treatment is happening is far easier than reconstructing the file months later.

  4. Photograph visible injuries over time

    Take dated photos of bruises, cuts, swelling or other visible injuries, and keep photographing as they heal or worsen. A series over days shows how the injury developed, not just a single moment.

  5. Keep a symptom and impact journal

    Write short, dated notes on your pain, symptoms, sleep, and what you couldn't do — work missed, tasks you needed help with, activities you had to skip. This day-to-day record captures effects that don't show on a scan.

  6. Track missed work and other losses

    Note days off, reduced hours, or duties you couldn't perform, and keep anything from your employer confirming it. If the injury cost you income or help at home, record it while it's fresh.

  7. Keep it organized and mind the deadlines

    Hold all of this — records, bills, photos, journal — in one place alongside your crash documentation. Whether medical costs are covered depends on your state and policy, and claim deadlines vary by state, so check both and don't wait too long.

Plain-English terms

Whiplash
A neck injury from the head being jolted suddenly, common in rear-end crashes. Symptoms can be delayed, which is one reason to get checked even if you feel fine at first.
PIP (Personal Injury Protection)
Coverage in some states and policies that pays certain medical costs after a crash regardless of fault. Whether you have it depends on your state and policy.
MedPay (Medical Payments coverage)
Optional coverage that can help pay medical bills from a crash regardless of fault. Availability and limits vary by state and policy.
Gap in treatment
A stretch with no medical care during recovery. Insurers may point to a gap to argue an injury wasn't serious, so consistent, documented care matters.
Statute of limitations
The legal deadline to bring an injury claim or lawsuit over the crash. It varies by state and claim type — check your state's limit rather than assuming.

The tool for this

buildmyevidence

This guide tells you what to do. buildmyevidence keeps the whole picture together — dated injury photos, a running symptom journal, medical bills and records, and missed-work notes — in one case file that grows as you recover, ready for your insurer or an attorney.

  • A dated symptom-and-impact journal you can keep as you heal
  • Injury photos over time, plus bills and records in one place
  • Export an organized record connecting your injuries to the crash
See buildmyevidence

Related questions

This is general information to help you keep your own records — not legal or medical advice. For any injury, see a qualified medical professional. What medical costs are covered and your claim deadlines vary by state and policy — check your own insurance policy and your state's rules.