Whiplash After a Car Accident: Symptoms, Timeline and Treatment

Short answer: whiplash is a sprain or strain of the neck caused by a fast back-and-forth movement of the head, most often in a rear-end crash. Symptoms such as neck pain, stiffness and headaches often start 24 to 72 hours later. Most people improve with early, active care that restores movement, rather than long periods of rest.

What Happens to the Neck in Whiplash

In a collision, the body moves with the seat while the head lags behind and then snaps forward. That rapid motion can overstretch or irritate the muscles, ligaments, joints and nerves of the neck and upper back. It can happen even in a low-speed crash, and it can happen even when the car shows little damage.

Common Whiplash Symptoms

• Neck pain and stiffness, especially turning your head
• Headaches that start at the base of the skull
• Pain in the shoulders, upper back or between the shoulder blades
• Tingling or aching into an arm
• Dizziness, fatigue or trouble concentrating
• Jaw pain and poor sleep

Recovery Timeline

Recovery varies. Many people improve over several weeks, while others have symptoms that last for months, especially when pain was severe from the start or care was delayed. Getting examined early and staying gently active are two of the best things you can do.

When to Go to the Emergency Room

Call 911 or go to an emergency room for loss of consciousness, a severe or worsening headache, confusion, repeated vomiting, numbness or weakness in the arms or legs, loss of bladder or bowel control, chest or abdominal pain, trouble breathing or any suspected fracture.

How Whiplash Is Treated

• A thorough exam of neck motion, strength, nerves and balance, with imaging or a medical referral when it's needed.
• Gentle chiropractic care such as joint mobilization and soft-tissue work, never a forceful adjustment you aren't comfortable with.
• Physical therapy to rebuild neck and upper-back strength, posture and endurance.
• Massage therapy and acupuncture to calm muscle guarding and pain.
• Breathing and movement retraining. Bracing during a crash often leaves shallow breathing and neck tension, so we retrain proper breathing mechanics and constant core activation.

Learn more about whiplash and auto accident injuries and our car accident injury care.

We see car accident patients from Westminster and nearby communities, including Broomfield, Thornton, Northglenn, Arvada and Federal Heights.

We accept health insurance as an out-of-network provider, auto insurance claims, workers comp claims.

Frequently Asked Questions

How long after a car accident does whiplash show up?

Often within 24 to 72 hours, and sometimes later. That's why an exam within a few days is a good idea even if you feel fine.

Should I wear a neck brace for whiplash?

Most people do better with guided movement than with long-term immobilization. Follow the advice of the provider who examines you.

Can whiplash cause headaches?

Yes. Headaches that start at the base of the skull are common after whiplash. Seek emergency care for a severe or worsening headache.

Will auto insurance pay for whiplash treatment?

We accept health insurance as an out-of-network provider, auto insurance claims, workers comp claims. Colorado auto policies must include at least $5,000 of medical payments coverage unless the policyholder rejected it in writing.