The general salary range can be from $35, 000 to $100,000 annually, depending on certif â¦ ication, etc. The hours involved per week can also vary from a normal 40 hours to 60 plus hours weekly, which will also impact how much per hour they make.
Neck spasm is a sudden and involuntary contraction, or uncontrollable tightening and shaking, of a muscle in response to strain, overuse, weakness, or muscle pain related to injury or a disorder.In some conditions, such as cervical dystonia, the spasm may cause your head to turn or to jerk.eck spasm is a sudden and involuntary contraction, or uncontrollable tightening and shaking, of a muscle in response to strain, overuse, weakness, or muscle pain related to injury or a disorder.
Causes. Cervical muscle spasms often occur in response to another condition, or as a result of pain, fatigue or overuse. Common causes of cervical muscle spasm include: 1  Muscle strain or fatigue. 2  Increased physical exertion. 3  Stress, and having tense muscles. 4  In response to certain medications.5  As the result of a fracture in the cervical spine.auses. Cervical muscle spasms often occur in response to another condition, or as a result of pain, fatigue or overuse. Common causes of cervical muscle spasm include: 1  Muscle strain or fatigue. 2  Increased physical exertion. 3  Stress, and having tense muscles. 4  In response to certain medications.