Whiplash is a soft tissue injury to the neck are characterized by a collection of symptoms that occur following damage to the neck  & Mid back, usually because of sudden extension and flexion. This disorder commonly occurs as the result of an automobile accident and may include injury to intervertebral joints, discs, ligaments, cervical muscles, and nerve roots. Symptoms such as neck pain and headaches may be present directly after the injury or may be delayed for several days.