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 of Back Muscle Spasms Video. Muscle spasms in the back can be caused by a muscle strain, a sprained muscle, or an underlying condition. Treatment for Back Pain Flare-Ups Video. Learn about treatments for low back pain, including proper methods for controlling inflammation, strength training, medications and more.he first step to getting to the bottom of what your back is telling you and to feeling better is to determine the cause of your back muscle spasm. Muscles spasms occur: 1  As a result of the muscles trying to protect themselves from a muscle strain or sprain or. 2  In response to an underlying condition.