Not every concussion involves a blow to the head, and not every concussion knocks you out. In a car crash, your brain can be injured by violent back-and-forth motion alone — the same whipping force that strains your neck can shift soft brain tissue inside your skull. That is why so many people walk away from a wreck on I-240 or Northwest Expressway feeling rattled but “fine,” then spend two weeks fighting headaches, mental fog, and irritability they cannot explain.
A concussion is a mild traumatic brain injury. The word “mild” describes how it looks on a scan, not how it feels to live with. If you were in a collision in the OKC metro and something feels off, Crystal Starbuck, APRN-CNP evaluates auto accident patients on a no-upfront-cost, lien basis and coordinates referrals when imaging or neurological follow-up is needed.
What Happens to Your Brain in a Crash
Your brain floats in cerebrospinal fluid inside a hard skull. When a vehicle stops suddenly, your torso is held by the seat belt while your head keeps moving forward, then snaps back. The brain lags behind that motion and shifts, stretching nerve fibers and briefly disrupting signaling between brain cells.
Two things follow. You do not have to strike your head to sustain a concussion — acceleration and deceleration alone are enough, which is why lower-speed crashes that never deploy an airbag still cause them. And the injury is functional rather than structural, so a CT scan on a concussed patient usually reads normal. Nothing is broken; the wiring simply is not communicating properly.
Common Concussion Symptoms After a Car Accident
Physical: headache — the most common symptom by far — plus neck pain, dizziness, nausea, light or noise sensitivity, blurred vision, ringing ears, and fatigue that sleep does not fix.
Cognitive: feeling mentally slow or foggy, losing your train of thought, difficulty finding words, and forgetting conversations you would normally track without effort.
Emotional and sleep-related: irritability, a shorter fuse, anxiety, or feeling flat — family and coworkers often notice before the patient does — along with sleeping far more than usual at first, then struggling to sleep at all as recovery goes on.
Loss of consciousness happens in only a minority of concussions — most people never black out, which is why this injury is so easy to talk yourself out of. To gauge how serious a head impact was in the hours after a crash, this companion guide on how to assess a head injury at home walks through what to watch for, and blurry vision after a car crash covers when that particular symptom points to something more.
Red Flags That Mean Go to the Emergency Room Now
Most concussions are managed outpatient, but a few head injuries involve bleeding or swelling inside the skull — those are emergencies. Call 911 or go to an emergency department for a headache that keeps worsening, repeated vomiting, one pupil larger than the other, a seizure, slurred speech, one-sided weakness or numbness, unusual drowsiness or inability to be woken, or escalating confusion. The CDC’s HEADS UP concussion resources cover these danger signs in detail.
Why Concussions Get Missed After Oklahoma City Wrecks
Adrenaline is a powerful, short-lived painkiller, and concussion symptoms often take 24 to 72 hours to surface. By the time the fog sets in, the crash already feels like it is behind you.
Emergency departments add to the confusion through no fault of their own. Their job that night is ruling out life-threatening bleeding, so a clean CT often comes with paperwork reading “no acute findings” — which many people read as “no injury.” Concussion is a clinical diagnosis, and a normal scan does not rule it out. It is the same pattern described in our post on hidden injuries after a car crash.
How a Concussion Is Evaluated
Diagnosis is clinical. An evaluation covers the crash mechanics — speed, direction of impact, whether you recall the moments afterward — plus a symptom inventory, neurological exam, balance and eye-tracking checks, and a brief cognitive screen.
Imaging rules out bleeding or fracture; it does not confirm a concussion. If symptoms are severe or unusually persistent, advanced imaging may be appropriate — our explainer on when an MRI is warranted after a car crash covers that decision. The neck is evaluated alongside the head, since the whiplash recovery timeline often runs in parallel with concussion recovery.
Concussion Recovery Timeline: What to Expect
Most adults improve substantially within two to four weeks, but recovery is rarely linear.
Days 1 to 3: relative rest — reducing, not eliminating, exertion. Dim lighting, shorter screen sessions, no heavy lifting, no driving while dizzy. Complete dark-room isolation is outdated advice that prolongs symptoms.
Days 3 to 10: gentle reintroduction of light activity — short walks, brief work blocks with breaks, a consistent sleep schedule. Symptoms may flare with exertion; that is expected and does not mean damage.
Weeks 2 to 4: steady improvement in headache, sleep, and concentration, with graded return to full work.
Beyond four weeks: a meaningful minority develop persistent post-concussive symptoms. This is real, well documented, and treatable, usually with referral to neurology, vestibular therapy, or vision therapy providers. Crystal Starbuck, APRN-CNP coordinates those referrals rather than leaving patients to arrange them alone. Lingering headache and neck pain also respond to structured rehabilitation — see why physical therapy matters after a car crash injury.
Documenting a Concussion for Your Oklahoma Injury Claim
Oklahoma is a fault-based state, so the at-fault driver’s insurer is responsible for accident-related care. Concussions are harder to prove than a fractured wrist because there is no image to point at, so documentation carries the weight. Get evaluated early — adjusters routinely argue that a gap between the crash and the first visit means the injury came from somewhere else, and our guide to the first 72 hours after a car crash explains why that window is decisive. Keep a daily symptom journal covering headaches, sleep, missed work, and tasks you could not finish, and report every symptom at every visit — including the cognitive and emotional ones people leave out because they feel embarrassing. Cost should not be why you skip it: auto accident patients are seen on a lien basis with no upfront cost, so payment comes from the settlement rather than your pocket, as explained in how medical liens work for Oklahoma City car crash patients.
The CDC traumatic brain injury resources cover longer-term symptoms and return-to-activity guidance in more depth than a single appointment allows, and are worth reading alongside anything discussed at your visit.
Get Evaluated in Oklahoma City — No Upfront Cost
If you have been in a wreck and your head has not felt right since, do not wait it out. Crystal Starbuck, APRN-CNP sees auto accident patients across the OKC metro on a no-upfront-cost, lien basis, documents your injuries thoroughly, works with your attorney, and refers you to trusted providers when your recovery calls for it.
Call or text (405) 646-3050 to schedule, or visit starbuckmedical.com/contact to send a message. Same-week appointments are usually available for new auto accident patients.
Disclaimer: This blog post is for informational and educational purposes only and does not constitute medical or legal advice. Always consult with a qualified healthcare provider regarding any medical condition or treatment. If you have been injured in an auto accident, contact Starbuck Medical at (405) 646-3050 or visit starbuckmedical.com/contact to schedule an appointment.
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