NeckPRO 2 Overdoor Cervical Traction SystemNeckPro II is an easy to use traction device that can be used at home to significantly reduce neck pain. Millions of people suffer from neck pain every day, sometimes immobilizing them almost completely. Neck pain can be caused by traumatic injury from strain, whiplash, or a fracture. However, it also may be caused from sitting too long at a desk or compuer, driving long distances, poor posture, improper sleeping habits, and from everyday physical,