How to choose the timing and method of exercise for the cervical spine?

If you suffer from cervical spondylosis, how to choose the timing and method of exercise? 1.Acute stage (neck pain, restricted movement, high local muscle tension): please do not exercise, attention to rest, accept treatment may be the best choice. 2.Chronic stage (neck pain, stiffness and discomfort, localized cold): you can use the neck active or passive muscle relaxation methods. 3, active exercise methods: fingers of both hands crossed each other, placed on the back of the neck, rubbing back and forth on the neck, the strength to be gentle, rubbing 50 times in a row, the neck heat, there will be a very relaxed and comfortable feeling. 4.Passive exercise methods: neck massage. 5, the recovery period (neck treatment after a little discomfort or no obvious discomfort): suggested contraction and relaxation of the neck and back muscles exercise; such as shrinking the head, head up and ask for heaven’s exercise methods.