The levator scapulae muscle is a thin strap like muscle in your neck. It helps to shrug the shoulders and to side flex the neck. This muscle often becomes over worked when the head is tilted forward, or the shoulders are in an elevated position for prolonged periods of time. When strained trigger points develop. These points will refer pain into the neck and shoulder blade area. Trigger points in the levator scapulae are a main cause of a stiff neck.