Before I respond to your question, a couple questions
1. How old are you?
2. Have you every had an injury to your neck? for example, motor vehicle accident, head injury, etc.
3. Have you had an x-ray or other type of imaging (MRI, CT) for your neck
4. Do you have any numbness, tingling, or weakness in your arms or legs?
5. Have you ever had physical therapy, chiropractic therapy for your neck?