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Delayed pain after an accident

Beverly Law
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Yes, it is common. Adrenaline can mask pain for hours, and swelling, muscle spasm or a pressed nerve often build over the next day or two. Delayed pain can still be part of an injury claim if you see a doctor once it starts and the records tie it to the crash. In California you generally have two years from the injury to sue, but the sooner you are checked, the easier the link is to show.

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Why pain can show up later

Right after a crash, your body releases adrenaline and other stress hormones that dull pain. Once they wear off, often overnight, stiffness and soreness set in. Soft tissue injuries swell slowly, and a disc that was damaged in the crash may start pressing on a nerve only after the area is inflamed.

Some injuries take even longer to make themselves known. Concussion symptoms can surface when you return to work or screens, and pain from a shoulder or knee injury may appear only when you try a normal task. Our page on how long after a crash injuries can appear goes into timing in more detail.

  • Neck and shoulder pain or stiffness
  • Headaches
  • Back pain or pain running down a leg
  • Numbness or tingling in the hands or feet
  • Abdominal pain or unusual bruising
  • Trouble sleeping, focusing or remembering

When delayed symptoms need urgent care

Some delayed symptoms are emergencies. Go to an emergency room right away for a headache that keeps getting worse, confusion, repeated vomiting, weakness or numbness on one side, belly pain or swelling, or dark bruising that spreads. Internal injuries and bleeding in the brain can develop over hours, so do not wait to see whether the pain passes.

For pain that is uncomfortable but stable, see your own doctor or an urgent care clinic within a day or two. Describe the crash: where you were sitting, which direction the impact came from, and how your body moved. That information helps the doctor and becomes part of the record. See going to the hospital days after a crash.

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How delayed pain affects your claim

Insurers often focus on any gap between the crash and the first medical visit. A gap of several days or weeks gives them room to argue the pain came from something else. Getting seen as soon as symptoms appear is the simplest way to close that gap. Tell the doctor exactly when the pain started and how it has changed.

Be careful what you say to the other driver’s insurer in the meantime. Saying you are fine on a call the day after a crash can be quoted back to you later. Read what not to tell the insurance company before you speak with an adjuster. If you can, let a lawyer take those calls for you.

Reports and coverage to check

In California, a driver in a crash that causes any injury or death, or more than $1,000 in property damage, must report it to the DMV on form SR-1 within 10 days, whoever was at fault (Vehicle Code 16000). If pain shows up after you thought no one was hurt, check whether this applies to you.

If you have MedPay on your own auto policy, it can pay reasonable medical expenses from the crash up to its limit regardless of fault (California Department of Insurance glossary). In Washington, PIP pays medical expenses and some lost income regardless of fault unless it was rejected in writing (RCW 48.22.085). These can help while the main claim is pending.

What to do now

See a doctor now and describe every symptom. Take photos of the cars, the scene and any bruising, and write down the names and phone numbers of witnesses. Save your claim numbers. Do not sign a release or give a recorded statement to the other driver’s insurer before you talk to a lawyer. Keep receipts for visits, prescriptions and mileage.

Deadlines: a California injury lawsuit generally must be filed within two years of the injury, and in Washington the general limit is three years (RCW 4.16.080). Claims against a city or county start with a written claim generally due within six months. Call (310) 552-6959 or use the form and we will go over your timeline.

Common questions

How long after an accident can pain start?

Many people feel soreness the next morning, and some symptoms show up several days later. Concussion signs and nerve pain can take longer to notice. Whatever the timing, see a doctor once the pain starts and tell them about the crash. The record of when symptoms began matters for both your health and your claim.

Can I still file a claim if my pain started days later?

Yes. Delayed pain is common, and a claim does not require that you felt hurt at the scene. What helps is seeing a doctor once symptoms appear, describing the crash, and following the treatment plan. Expect the insurer to ask about the gap, so keep an honest timeline.

I told the insurer I was fine. Is my claim ruined?

Not necessarily. Many people say that before the pain sets in. Get checked, tell your doctor when the symptoms started, and let a lawyer handle further calls with the other driver’s insurer. Your medical records and the timing of your symptoms carry more weight than a comment made in the first hours.

What kind of doctor should I see for delayed pain?

Start with your primary doctor or an urgent care clinic, unless the symptoms are severe, in which case go to an emergency room. They can examine you, order imaging and refer you on if needed. For neck and back pain, see the page on whiplash claims.

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BEVERLY LAW · CAR AND TRUCK ACCIDENT ATTORNEYS

Car and truck accident lawyer — Beverly Law

If you were hurt in a car or truck crash in California and Washington, talk to a personal injury attorney. Free, confidential, English or Spanish. You owe no fees or costs unless we win.

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Related pages

How long after a car accident injuries can show up · Going to the doctor or hospital days after a car accident · Making a whiplash claim after a car accident · Back or spine injury after a car accident · Herniated disc after a car accident · All car and truck accident questions

Sources

  1. Cal. Code Civ. Proc. § 335.1
  2. Cal. Veh. Code § 16000(a); DMV form SR 1 (Rev. 6/2025)
  3. California Department of Insurance, Auto Insurance Terms glossary; policy terms
  4. RCW 48.22.085(1)-(2), 48.22.095(1)
  5. RCW 4.16.080(2)
  6. Cal. Gov. Code § 911.2(a); see also §§ 911.4, 945.4

Important: This page is general information about California and Washington law, not legal advice, and reading it does not create an attorney-client relationship. Every case is different; talk to a lawyer about yours. Last reviewed: November 5, 2026.

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