Also along with getting the cervical, or whole spine aligned if needed, there is a strong possibility that the neck muscles / soft tissue may be involved or strained & injured.

Hopefully the chiro will treat the muscles too - or suggest good PT, if they don't treat soft tissues.

Possible Related issues -
* Trigger points
* Muscle spasms
* Pinched nerve
* Poor upper body postures - head forward or hunched /rolled shoulders