What Happens After a Car Accident: Your Body's Response

What Happens After a Car Accident: Your Body's Response

When your vehicle is struck from behind — even at low speed — the forces involved can cause significant soft tissue damage. Your body's inflammatory response begins immediately, but symptoms often take 24 to 72 hours to fully appear.

Did You Know

Adrenaline after a crash can mask pain for hours or even days. Many patients feel "fine" at the scene, only to develop severe symptoms later.

This delayed onset is one of the most common reasons people fail to seek treatment early — and early treatment makes a significant difference in recovery outcomes.

The First 72 Hours Are Critical

Research consistently shows that patients who begin chiropractic care within the first three days after an accident recover faster and more completely than those who wait.

72 hrs

is the ideal treatment window after an auto accident

During this window, we can:

  • Assess the full extent of soft tissue damage
  • Begin gentle mobilization to prevent scar tissue formation
  • Document injuries for your insurance or legal case
  • Establish a baseline for tracking your recovery

Common Post-Accident Symptoms

Symptom Possible Cause When It Appears
Neck stiffness Whiplash / cervical strain 12–72 hours
Headaches Cervicogenic or post-concussive 24–48 hours
Shoulder / arm pain Radiculopathy 1–7 days
Low back pain Lumbar strain / disc injury 24–72 hours

I waited two weeks after my accident to see Dr. Lloyd. I wish I had come in sooner — the earlier you start, the better your recovery will be.

Key Takeaway

Don't wait for pain to become unbearable. If you've been in a car accident, schedule an evaluation within the first 72 hours for the best possible outcome.


What to Expect at Your First Visit

Your initial evaluation takes about 45 minutes. We'll review your accident history, perform a comprehensive physical examination, and take any necessary imaging.

No referral is needed. If you're treating under a personal injury claim, there's no upfront cost — we work on a lien basis, meaning treatment is paid from your settlement.

Dr. Ryan Todd Lloyd

Ryan Todd Lloyd, DC, QME

Personal injury chiropractor and Qualified Medical Evaluator in Petaluma, CA. Specializing in whiplash, concussion, and med-legal documentation for motor vehicle accident patients.