Tilting the head appears cervical small sound, mainly due to long-term low head inactivity, that is, long-term in a posture, in tilting the head or twisting the neck left and right will appear loud, what is the main reason for this? Because there are many layers of muscles around the cervical vertebrae, in the process of tilting the head and twisting the head left and right, the muscles contract with each other will produce movement, in the process of moving there is a ringing sound, such as after a long-term posture, due to a sterile inflammation of the muscles, there will be a ringing sound when twisting the head to the left and right or lifting the head upwards. After the sound of muscle relaxation will have a more comfortable feeling, but muscle fatigue will occur in a long-term posture, and then the appropriate activities of the neck and will appear loud, which is the reason for the head cervical ring.