The whiplash (cervical hyperextension) appears when the soft tissues of the neck get hurt, product of a strong sudden movement of the head. This type of movement tenses the muscles and the ligaments of the neck beyond their normal range of movement.

Besides the car accidents, the whiplash can be caused by the roller coasters and other attractions of the amusement parks, as well as by the practice of some sports.

You can feel and inflexibility in the neck during the first days after the trauma. Then, you feel better, but the pain and the inflexibility can come back several days later. This symptom can last months or years.

The inconvenience that is experienced can hold onto the muscular surrounding groups of the head, the chest, the shoulders and the arms.