The Cervical Traction Kit works by gently stretching your neck, at your own pace, separating spinal discs and taking pressure off of your spine, relieving compressed nerve pain, and soothing muscles and joints around the neck and upper back.The Cervical Traction Kit works by gently stretching your neck, at your own pace, separating spinal discs and taking pressure off of your spine, relieving compressed nerve pain, and soothing muscles and joints around the neck and upper back.