When Neck Pain Doesn’t Go Away After Rest
Many people expect pain to improve with rest but patients from South Miami, Miami, and across South Florida often tell a different story. Their neck pain feels worse at night or when lying down, making it hard to sleep and even harder to function the next day.
What many don’t realize is that persistent nighttime neck pain can be a sign of cervical ligament instability a problem often missed by traditional static imaging like standard X-rays or MRIs.
At DMX Miami, we help patients from Central Florida, across the U.S., and internationally from Central and South America and the Caribbean uncover the real source of their pain with Digital Motion X-Ray (DMX) a technology that shows what static imaging can’t.
Why Nighttime Neck Pain Is a Red Flag
When you lie down, your neck relies more on the passive support of its ligaments. If those ligaments are stretched, torn, or unstable, pain and pressure often increase. This can create:
- Pain at the base of the skull or upper cervical spine
- Sharp or aching pain with small movements
- Difficulty finding a comfortable sleeping position
- Pain radiating to the shoulders or upper back
- Morning stiffness or headaches
Unlike muscle pain, ligament pain is mechanical. It happens when your neck can’t stabilize itself properly.
How Cervical Ligaments Stabilize Your Neck

The upper cervical spine especially around C0, C1, and C2 depends heavily on its ligament system for stability. When ligaments like the alar and transverse ligaments are injured or weakened (often from trauma, whiplash, or repetitive strain), the bones can move excessively.
This creates microinstability that isn’t visible on standard X-rays or MRIs because those scans are taken while the neck is still. Digital Motion X-Ray, however, captures the neck in motion revealing abnormal movement patterns that pinpoint ligament damage.
Why Traditional Imaging Often Misses the Problem
Many patients come to us after months or even years of being told:
“Your MRI looks normal.”
“We can’t find anything wrong.”
The problem isn’t that nothing’s wrong it’s that static imaging can’t show ligament laxity or instability. A neck may look normal when still, but move abnormally when the head turns, flexes, or extends. That’s where DMX is uniquely powerful.
What Digital Motion X-Ray (DMX) Shows
DMX uses low-radiation, real-time fluoroscopy to create a dynamic video of your cervical spine. It allows our team to:
- Identify ligament laxity and instability
- Visualize abnormal motion between vertebrae
- Detect hidden injuries from whiplash or repetitive stress
- Target the exact site of dysfunction for treatment planning
Patients from South Miami, Central Florida, and even Latin America and the Caribbean choose DMX because it provides answers when other tests don’t.
Symptoms That May Indicate Ligament Instability
In addition to nighttime neck pain, patients with cervical instability often report:
- Headaches or pressure at the base of the skull
- Dizziness or lightheadedness
- Brain fog or difficulty concentrating
- Neck popping or grinding sounds
- Pain radiating to the shoulders, arms, or upper back
- Worsening symptoms with movement or lying flat
These symptoms can be subtle at first but tend to progress over time if the underlying ligament damage isn’t identified and treated.
Why South Florida Is Becoming a Destination for DMX
Our South Miami clinic has become a regional and international referral center because:
- DMX uncovers what static imaging misses
- Patients receive precise, personalized reports
- We work with specialists for targeted treatment and rehabilitation
- Care is bilingual (English and Spanish), serving local and international patients
Many of our patients travel from Central Florida, other U.S. states, and countries throughout Central and South America and the Caribbean for this specialized diagnostic approach.
Getting the Right Diagnosis Is the First Step
Neck pain that worsens at night is not “just aging” or “sleeping wrong.” It’s often a mechanical stability problem and without the right imaging, it can remain undiagnosed for years.
Digital Motion X-Ray gives both patients and doctors the missing piece of the puzzle the functional view of the cervical spine in real time.
Take the Next Step Toward Answers
If you’re dealing with neck pain that worsens at night, don’t settle for “normal” test results that don’t match your symptoms. DMX Miami can help uncover hidden ligament instability and guide effective treatment options.
Learn more: Treatment
Schedule your appointment today: Appointments
Call 305-275-7475 or book your appointment online

Dr. Rodolfo Alfonso, D.C.
Dr. Mark N. Berry, D.C.
Sunset Chiropractic and Wellness
8585 Sunset Dr. STE 102
Miami, Florida 33143
