Auto Injury

Headaches and Migraines After a Car Accident: Why They Start and How Chiropractic Helps

Headaches and migraines after a car accident usually start in the days after the crash and often trace back to a neck injury. Learn why they happen and how chiropractic care helps in Denver, Aurora, and Wheat Ridge.

Dr. James Doran, DC, Auto Injury Specialist
6 min read

Quick Answer

Headaches are common after a car accident and usually start in the days following the crash. Most are linked to whiplash and tension in the neck, where injured joints and muscles refer pain up into the head. These are called cervicogenic headaches, and chiropractic care treats them well by addressing the neck injury at the source. Any new or worsening headache after a crash should be evaluated.

  • Post-accident headaches are often caused by neck injury, not just stress.
  • They commonly begin hours to days after the crash.
  • Cervicogenic and tension headaches respond well to chiropractic care.
  • A sudden, severe, or worsening headache needs urgent medical evaluation.
  • Treatment is typically covered by Med-Pay or the at-fault driver insurance.

A headache that will not quit is one of the most common complaints we hear after a car accident, and one of the most disruptive. It makes work, sleep, and screens miserable. The reassuring part: most post-accident headaches come from a treatable neck injury, not something dangerous. Here is why they start and how we help them stop.

Why do headaches start after a car accident?

Most accident headaches trace back to the neck. The same whiplash motion that strains the neck in a crash also irritates the joints, muscles, and nerves at the top of the spine. Those structures refer pain into the head, creating what is known as a cervicogenic headache. The crash can also trigger tension headaches from muscle guarding, and it can worsen migraines in people who are already prone to them.

What do post-accident headaches feel like?

They vary, but common patterns include:

  • Pain that starts at the base of the skull and wraps up over the head
  • A tight, band-like pressure around the head
  • Headaches that worsen with neck movement or after time at a screen
  • One-sided, throbbing pain with light or sound sensitivity, more migraine-like
  • Headaches paired with neck stiffness and reduced range of motion

Up to 72 hours

common delay

Like whiplash, accident headaches often begin a day or more after the crash.

Seek emergency care for

The worst headache of your life, a headache that comes on suddenly like a thunderclap, or one with confusion, slurred speech, vision changes, repeated vomiting, or weakness. After a head impact, these can signal a serious injury and need immediate care.

How does chiropractic care treat accident headaches?

Because most are driven by the neck, we treat the source rather than just masking the pain.

  • Gentle cervical adjustments to restore motion in irritated neck joints
  • Soft-tissue and massage therapy to release the muscles at the base of the skull
  • Targeted neck and posture rehab to reduce the strain that triggers headaches
  • Acupuncture, which can help reduce headache frequency for some people

Our goal is to reduce how often the headaches come and how hard they hit, by resolving the underlying neck injury. We do not promise to cure them, but cervicogenic and tension headaches often improve significantly once the neck heals.

Does insurance cover headache treatment after an accident?

In most cases, yes. Colorado Med-Pay or the at-fault driver insurance usually covers care for accident-related injuries, including the neck problems behind your headaches. We verify coverage, bill directly, and handle the paperwork.

Headaches since your crash?

They are not something to tough out. Your consultation is free. Call (303) 577-2040 or book online in Aurora, Denver, or Wheat Ridge. Nearly 30 years treating auto injuries. Hablamos espanol. Chung toi noi tieng Viet.

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Dr. James Doran, DC, Auto Injury Specialist

Doctor of Chiropractic