The muscles next to the neck are the trapezius, scapularis, rhomboid, erector spinae and sternocleidomastoid. 1. Trapezius: The trapezius muscle is mainly located in the neck and back subcutaneous, the trapezius muscle is mainly the shoulder girdle bone and vertebrae together, play a role in hanging the shoulder girdle bone and so on. 2. Scapular Tibialis: Scapular Tibialis is mainly located on both sides of the neck, the muscle upward part of the scapula, the scapular Tibialis is mainly used for scapula lifting and downward rotation. 3. Rhomboid muscle: Rhomboid muscle is mainly located below the scapularis, stopping at the upper corner of the scapula, rhomboid muscle is mainly used for scapular uplift, retraction and rotation. 4. erector spinae: erector spinae, also known as sacrospinalis, is mainly located above the superficial dorsal muscle and below the posterior serratus muscle. The erector spinae muscle is mainly used from the sacrum to the occipital bone, and it is a pair of powerful extensor spinal muscles. 5. Sternocleidomastoid muscle: Sternocleidomastoid muscle is mainly on both sides of the neck, is a very important muscle in the neck. It mainly plays the role of head and neck movement. If uncomfortable symptoms should go to the hospital in time to avoid delays.