Understanding Upper Cervical Spine Alignment The upper cervical spine consists of the first two vertebrae, known as the atlas and axis. These vertebrae play a critical role in supporting the head, protecting the brainstem, and allowing smooth neck movement. Even small misalignments in this area can affect posture, muscle balance, nerve communication, and overall spinal function. Learn More- https://uccboulderco.wordpress.com/2025/05/21/understanding-upper-cervical-chiropractic-care-for-neck-pain/