The best pillow for cervical pain should be large enough to fit the contours of your neck and not hang over the rest of your neck. They are reducing neck pain. The diagnosis of cervical pain is made by a physical examination and sometimes by the patient's history. There are many tests that can be used to find out more information on what is causing the pain. For example, an x-ray may show if there is any damage in the neck or spine. An MRI can show which nerves are being affected and help to suggest possible causes of the pain such as arthritis or damage from a car accident. Your doctor may also suggest a nerve block. This procedure involves injecting medication into the nerve branches that are causing pain. The shot will cause the nerves to stop sending signals to the brain, thereby stopping any pain from happening.