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.
The most common causes of neck cramps or spasms are torticollis, sprain or strain, and muscle spasm.Other possible causes, such as gastroesophageal reflux disease (gerd), are more rare.he most common causes of neck cramps or spasms are torticollis, sprain or strain, and muscle spasm.
Injuring a muscle or an irritation to a nerve may also cause muscle cramps. A muscle cramp in the neck can contribute to other pains in the back, shoulders, and arms. Nerve irritation can be caused by stress, injury, or arthritis from aging. To prevent muscle cramps always stretch before exercising.