Regular occurrences of the pillow, generally speaking, most of the habits of life with their own, is directly related to the original disease, and does not see the primary disease, most because in the air-conditioned room to stay too long, inadvertently catch a cold or because of improper sleeping posture and cause strong muscle spasms in the neck. If you sleep poorly at night, have an incorrect posture or get cold again at night, it can lead to inflammation of the muscle fascia and painful muscle spasms. Stimulation of its own strain is also one of the reasons: general pillow more accompanied by cervical degeneration and strain, muscle tissue in a continuous state of tension, fatigue, by a slight stimulation can be the onset of inflammation. The heavier the state of fatigue, the greater the chances of a pillow attack. If it is said that the regular pillow must pay attention to do a good job of keeping the neck warm at night, in addition to pay attention to the sleeping posture, for this frequent pillow patients, the pillow can not be too low, not too high, generally speaking, the height of the pillow in about 8cm, not more than 10cm, in addition to pay attention to the night do not adjust the air conditioning temperature too low.