Cervical bulges may be associated with upper crossed syndrome, fulminant buns, and sebaceous cysts. 1. Upper Cross Syndrome: Long-term poor posture and neglect of muscle exercise can lead to muscle imbalance, resulting in cervical vertebrae bulges. 2. Bunion: Bunion is a fat accumulation near the cervical vertebrae, which is mainly related to obesity and prolonged bowing of the head, and can cause spasm and swelling of the surrounding muscles. 3. Sebaceous cysts: After the sebaceous gland ducts in the skin of the cervical spine area are blocked, the accumulation of glandular contents can lead to cervical bulges. Cervical bulge can have a variety of reasons, it is recommended to go to the hospital in a timely manner, improve the relevant examination, after a clear diagnosis of the corresponding treatment, so as not to cause adverse effects.